Home / 2,438,068.66-3,657,343.56-840,421.42

Finding the Fourth Proportional to 2,438,068.66, 3,657,343.56 and 840,421.42

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Solution

The fourth proportional to 2,438,068.66, 3,657,343.56 and 840,421.42 is: 1,260,715.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,438,068.66 : 3,657,343.56 = 840,421.42 : x
  2. Step 2: Convert to fraction form
    2,438,068.66/3,657,343.56 = 840,421.42/x
  3. Step 3: Cross multiply
    2,438,068.66x = 3,657,343.56 × 840,421.42
  4. Step 4: Simplify right side
    2,438,068.66x = 3,073,709,868,123.06
  5. Step 5: Solve for x
    x = 3,073,709,868,123.06/2,438,068.66
  6. Step 6: Final answer
    x = 1,260,715.06

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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.