Home / 1,169,743.20-1,754,614.80-715,065.90

Finding the Fourth Proportional to 1,169,743.20, 1,754,614.80 and 715,065.90

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Solution

The fourth proportional to 1,169,743.20, 1,754,614.80 and 715,065.90 is: 1,072,598.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,743.20 : 1,754,614.80 = 715,065.90 : x
  2. Step 2: Convert to fraction form
    1,169,743.20/1,754,614.80 = 715,065.90/x
  3. Step 3: Cross multiply
    1,169,743.20x = 1,754,614.80 × 715,065.90
  4. Step 4: Simplify right side
    1,169,743.20x = 1,254,665,211,115.32
  5. Step 5: Solve for x
    x = 1,254,665,211,115.32/1,169,743.20
  6. Step 6: Final answer
    x = 1,072,598.85

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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.