Home / 5,184,044.38-7,153,985.73-2,892,205.72

Finding the Fourth Proportional to 5,184,044.38, 7,153,985.73 and 2,892,205.72

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Solution

The fourth proportional to 5,184,044.38, 7,153,985.73 and 2,892,205.72 is: 3,991,246.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,184,044.38 : 7,153,985.73 = 2,892,205.72 : x
  2. Step 2: Convert to fraction form
    5,184,044.38/7,153,985.73 = 2,892,205.72/x
  3. Step 3: Cross multiply
    5,184,044.38x = 7,153,985.73 × 2,892,205.72
  4. Step 4: Simplify right side
    5,184,044.38x = 20,690,798,449,104.38
  5. Step 5: Solve for x
    x = 20,690,798,449,104.38/5,184,044.38
  6. Step 6: Final answer
    x = 3,991,246.40

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.