Home / 748,898.90-1,123,348.35-707,564.60

Finding the Fourth Proportional to 748,898.90, 1,123,348.35 and 707,564.60

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Solution

The fourth proportional to 748,898.90, 1,123,348.35 and 707,564.60 is: 1,061,346.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,898.90 : 1,123,348.35 = 707,564.60 : x
  2. Step 2: Convert to fraction form
    748,898.90/1,123,348.35 = 707,564.60/x
  3. Step 3: Cross multiply
    748,898.90x = 1,123,348.35 × 707,564.60
  4. Step 4: Simplify right side
    748,898.90x = 794,841,525,928.41
  5. Step 5: Solve for x
    x = 794,841,525,928.41/748,898.90
  6. Step 6: Final answer
    x = 1,061,346.90

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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.