Home / 3,187,615.02-4,781,474.42-913,130.57

Finding the Fourth Proportional to 3,187,615.02, 4,781,474.42 and 913,130.57

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Solution

The fourth proportional to 3,187,615.02, 4,781,474.42 and 913,130.57 is: 1,369,710.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187,615.02 : 4,781,474.42 = 913,130.57 : x
  2. Step 2: Convert to fraction form
    3,187,615.02/4,781,474.42 = 913,130.57/x
  3. Step 3: Cross multiply
    3,187,615.02x = 4,781,474.42 × 913,130.57
  4. Step 4: Simplify right side
    3,187,615.02x = 4,366,110,462,575.02
  5. Step 5: Solve for x
    x = 4,366,110,462,575.02/3,187,615.02
  6. Step 6: Final answer
    x = 1,369,710.72

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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.