Home / 3,101,207.31-4,651,812.18-971,456.90

Finding the Fourth Proportional to 3,101,207.31, 4,651,812.18 and 971,456.90

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Solution

The fourth proportional to 3,101,207.31, 4,651,812.18 and 971,456.90 is: 1,457,185.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,101,207.31 : 4,651,812.18 = 971,456.90 : x
  2. Step 2: Convert to fraction form
    3,101,207.31/4,651,812.18 = 971,456.90/x
  3. Step 3: Cross multiply
    3,101,207.31x = 4,651,812.18 × 971,456.90
  4. Step 4: Simplify right side
    3,101,207.31x = 4,519,035,016,505.98
  5. Step 5: Solve for x
    x = 4,519,035,016,505.98/3,101,207.31
  6. Step 6: Final answer
    x = 1,457,185.72

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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.