Home / 1,016,708.64-1,403,010.56-557,812.86

Finding the Fourth Proportional to 1,016,708.64, 1,403,010.56 and 557,812.86

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Solution

The fourth proportional to 1,016,708.64, 1,403,010.56 and 557,812.86 is: 769,755.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,708.64 : 1,403,010.56 = 557,812.86 : x
  2. Step 2: Convert to fraction form
    1,016,708.64/1,403,010.56 = 557,812.86/x
  3. Step 3: Cross multiply
    1,016,708.64x = 1,403,010.56 × 557,812.86
  4. Step 4: Simplify right side
    1,016,708.64x = 782,617,330,294.74
  5. Step 5: Solve for x
    x = 782,617,330,294.74/1,016,708.64
  6. Step 6: Final answer
    x = 769,755.76

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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.