Home / 5,184,890.40-7,777,335.60-3,925,178.40

Finding the Fourth Proportional to 5,184,890.40, 7,777,335.60 and 3,925,178.40

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Solution

The fourth proportional to 5,184,890.40, 7,777,335.60 and 3,925,178.40 is: 5,887,767.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,184,890.40 : 7,777,335.60 = 3,925,178.40 : x
  2. Step 2: Convert to fraction form
    5,184,890.40/7,777,335.60 = 3,925,178.40/x
  3. Step 3: Cross multiply
    5,184,890.40x = 7,777,335.60 × 3,925,178.40
  4. Step 4: Simplify right side
    5,184,890.40x = 30,527,429,706,671.04
  5. Step 5: Solve for x
    x = 30,527,429,706,671.04/5,184,890.40
  6. Step 6: Final answer
    x = 5,887,767.60

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.