Home / 1,138,382.10-1,708,728.62-570,170.34

Finding the Fourth Proportional to 1,138,382.10, 1,708,728.62 and 570,170.34

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Solution

The fourth proportional to 1,138,382.10, 1,708,728.62 and 570,170.34 is: 855,834.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,138,382.10 : 1,708,728.62 = 570,170.34 : x
  2. Step 2: Convert to fraction form
    1,138,382.10/1,708,728.62 = 570,170.34/x
  3. Step 3: Cross multiply
    1,138,382.10x = 1,708,728.62 × 570,170.34
  4. Step 4: Simplify right side
    1,138,382.10x = 974,266,375,382.28
  5. Step 5: Solve for x
    x = 974,266,375,382.28/1,138,382.10
  6. Step 6: Final answer
    x = 855,834.24

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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.