Home / 5,237,294.79-7,227,397.20-2,945,455.41

Finding the Fourth Proportional to 5,237,294.79, 7,227,397.20 and 2,945,455.41

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Solution

The fourth proportional to 5,237,294.79, 7,227,397.20 and 2,945,455.41 is: 4,064,689.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,237,294.79 : 7,227,397.20 = 2,945,455.41 : x
  2. Step 2: Convert to fraction form
    5,237,294.79/7,227,397.20 = 2,945,455.41/x
  3. Step 3: Cross multiply
    5,237,294.79x = 7,227,397.20 × 2,945,455.41
  4. Step 4: Simplify right side
    5,237,294.79x = 21,287,976,182,958.86
  5. Step 5: Solve for x
    x = 21,287,976,182,958.86/5,237,294.79
  6. Step 6: Final answer
    x = 4,064,689.32

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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.