Home / 1,184,009.20-1,776,013.80-435,900.40

Finding the Fourth Proportional to 1,184,009.20, 1,776,013.80 and 435,900.40

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Solution

The fourth proportional to 1,184,009.20, 1,776,013.80 and 435,900.40 is: 653,850.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,009.20 : 1,776,013.80 = 435,900.40 : x
  2. Step 2: Convert to fraction form
    1,184,009.20/1,776,013.80 = 435,900.40/x
  3. Step 3: Cross multiply
    1,184,009.20x = 1,776,013.80 × 435,900.40
  4. Step 4: Simplify right side
    1,184,009.20x = 774,165,125,825.52
  5. Step 5: Solve for x
    x = 774,165,125,825.52/1,184,009.20
  6. Step 6: Final answer
    x = 653,850.60

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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.