Home / 1,251,617.03-1,727,265.47-707,834.16

Finding the Fourth Proportional to 1,251,617.03, 1,727,265.47 and 707,834.16

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Solution

The fourth proportional to 1,251,617.03, 1,727,265.47 and 707,834.16 is: 976,830.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,617.03 : 1,727,265.47 = 707,834.16 : x
  2. Step 2: Convert to fraction form
    1,251,617.03/1,727,265.47 = 707,834.16/x
  3. Step 3: Cross multiply
    1,251,617.03x = 1,727,265.47 × 707,834.16
  4. Step 4: Simplify right side
    1,251,617.03x = 1,222,617,499,515.28
  5. Step 5: Solve for x
    x = 1,222,617,499,515.28/1,251,617.03
  6. Step 6: Final answer
    x = 976,830.35

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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.