Home / 761,561.28-1,139,767.11-741,068.01

Finding the Fourth Proportional to 761,561.28, 1,139,767.11 and 741,068.01

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Solution

The fourth proportional to 761,561.28, 1,139,767.11 and 741,068.01 is: 1,109,096.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,561.28 : 1,139,767.11 = 741,068.01 : x
  2. Step 2: Convert to fraction form
    761,561.28/1,139,767.11 = 741,068.01/x
  3. Step 3: Cross multiply
    761,561.28x = 1,139,767.11 × 741,068.01
  4. Step 4: Simplify right side
    761,561.28x = 844,644,944,071.15
  5. Step 5: Solve for x
    x = 844,644,944,071.15/761,561.28
  6. Step 6: Final answer
    x = 1,109,096.49

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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.