Home / 1,546,384.80-2,320,160.40-748,372.80

Finding the Fourth Proportional to 1,546,384.80, 2,320,160.40 and 748,372.80

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Solution

The fourth proportional to 1,546,384.80, 2,320,160.40 and 748,372.80 is: 1,122,841.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,546,384.80 : 2,320,160.40 = 748,372.80 : x
  2. Step 2: Convert to fraction form
    1,546,384.80/2,320,160.40 = 748,372.80/x
  3. Step 3: Cross multiply
    1,546,384.80x = 2,320,160.40 × 748,372.80
  4. Step 4: Simplify right side
    1,546,384.80x = 1,736,344,934,997.12
  5. Step 5: Solve for x
    x = 1,736,344,934,997.12/1,546,384.80
  6. Step 6: Final answer
    x = 1,122,841.44

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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.