Home / 1,109,938.92-1,660,098.01-653,442.31

Finding the Fourth Proportional to 1,109,938.92, 1,660,098.01 and 653,442.31

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Solution

The fourth proportional to 1,109,938.92, 1,660,098.01 and 653,442.31 is: 977,331.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,938.92 : 1,660,098.01 = 653,442.31 : x
  2. Step 2: Convert to fraction form
    1,109,938.92/1,660,098.01 = 653,442.31/x
  3. Step 3: Cross multiply
    1,109,938.92x = 1,660,098.01 × 653,442.31
  4. Step 4: Simplify right side
    1,109,938.92x = 1,084,778,286,654.36
  5. Step 5: Solve for x
    x = 1,084,778,286,654.36/1,109,938.92
  6. Step 6: Final answer
    x = 977,331.51

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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.