Home / 1,551,562.40-2,327,343.60-429,631.40

Finding the Fourth Proportional to 1,551,562.40, 2,327,343.60 and 429,631.40

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Solution

The fourth proportional to 1,551,562.40, 2,327,343.60 and 429,631.40 is: 644,447.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,562.40 : 2,327,343.60 = 429,631.40 : x
  2. Step 2: Convert to fraction form
    1,551,562.40/2,327,343.60 = 429,631.40/x
  3. Step 3: Cross multiply
    1,551,562.40x = 2,327,343.60 × 429,631.40
  4. Step 4: Simplify right side
    1,551,562.40x = 999,899,889,149.04
  5. Step 5: Solve for x
    x = 999,899,889,149.04/1,551,562.40
  6. Step 6: Final answer
    x = 644,447.10

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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.