Home / 1,357,711.04-1,873,433.17-784,640.63

Finding the Fourth Proportional to 1,357,711.04, 1,873,433.17 and 784,640.63

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Solution

The fourth proportional to 1,357,711.04, 1,873,433.17 and 784,640.63 is: 1,082,683.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,711.04 : 1,873,433.17 = 784,640.63 : x
  2. Step 2: Convert to fraction form
    1,357,711.04/1,873,433.17 = 784,640.63/x
  3. Step 3: Cross multiply
    1,357,711.04x = 1,873,433.17 × 784,640.63
  4. Step 4: Simplify right side
    1,357,711.04x = 1,469,971,788,436.08
  5. Step 5: Solve for x
    x = 1,469,971,788,436.08/1,357,711.04
  6. Step 6: Final answer
    x = 1,082,683.83

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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.