Home / 1,016,830.67-1,403,225.78-557,948.25

Finding the Fourth Proportional to 1,016,830.67, 1,403,225.78 and 557,948.25

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Solution

The fourth proportional to 1,016,830.67, 1,403,225.78 and 557,948.25 is: 769,968.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,830.67 : 1,403,225.78 = 557,948.25 : x
  2. Step 2: Convert to fraction form
    1,016,830.67/1,403,225.78 = 557,948.25/x
  3. Step 3: Cross multiply
    1,016,830.67x = 1,403,225.78 × 557,948.25
  4. Step 4: Simplify right side
    1,016,830.67x = 782,927,365,516.14
  5. Step 5: Solve for x
    x = 782,927,365,516.14/1,016,830.67
  6. Step 6: Final answer
    x = 769,968.29

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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.