Home / 3,156,716.16-4,735,212.48-913,080.96

Finding the Fourth Proportional to 3,156,716.16, 4,735,212.48 and 913,080.96

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Solution

The fourth proportional to 3,156,716.16, 4,735,212.48 and 913,080.96 is: 1,369,661.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,156,716.16 : 4,735,212.48 = 913,080.96 : x
  2. Step 2: Convert to fraction form
    3,156,716.16/4,735,212.48 = 913,080.96/x
  3. Step 3: Cross multiply
    3,156,716.16x = 4,735,212.48 × 913,080.96
  4. Step 4: Simplify right side
    3,156,716.16x = 4,323,632,357,042.38
  5. Step 5: Solve for x
    x = 4,323,632,357,042.38/3,156,716.16
  6. Step 6: Final answer
    x = 1,369,661.43

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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.