Home / 1,016,802.35-1,403,140.27-557,905.49

Finding the Fourth Proportional to 1,016,802.35, 1,403,140.27 and 557,905.49

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Solution

The fourth proportional to 1,016,802.35, 1,403,140.27 and 557,905.49 is: 769,883.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,802.35 : 1,403,140.27 = 557,905.49 : x
  2. Step 2: Convert to fraction form
    1,016,802.35/1,403,140.27 = 557,905.49/x
  3. Step 3: Cross multiply
    1,016,802.35x = 1,403,140.27 × 557,905.49
  4. Step 4: Simplify right side
    1,016,802.35x = 782,819,659,873.08
  5. Step 5: Solve for x
    x = 782,819,659,873.08/1,016,802.35
  6. Step 6: Final answer
    x = 769,883.80

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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.