Home / 1,147,620.48-1,721,522.88-348,973.44

Finding the Fourth Proportional to 1,147,620.48, 1,721,522.88 and 348,973.44

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Solution

The fourth proportional to 1,147,620.48, 1,721,522.88 and 348,973.44 is: 523,488.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,620.48 : 1,721,522.88 = 348,973.44 : x
  2. Step 2: Convert to fraction form
    1,147,620.48/1,721,522.88 = 348,973.44/x
  3. Step 3: Cross multiply
    1,147,620.48x = 1,721,522.88 × 348,973.44
  4. Step 4: Simplify right side
    1,147,620.48x = 600,765,761,472.31
  5. Step 5: Solve for x
    x = 600,765,761,472.31/1,147,620.48
  6. Step 6: Final answer
    x = 523,488.18

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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.