Home / 3,156,702.16-4,735,191.48-913,066.96

Finding the Fourth Proportional to 3,156,702.16, 4,735,191.48 and 913,066.96

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Solution

The fourth proportional to 3,156,702.16, 4,735,191.48 and 913,066.96 is: 1,369,640.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,156,702.16 : 4,735,191.48 = 913,066.96 : x
  2. Step 2: Convert to fraction form
    3,156,702.16/4,735,191.48 = 913,066.96/x
  3. Step 3: Cross multiply
    3,156,702.16x = 4,735,191.48 × 913,066.96
  4. Step 4: Simplify right side
    3,156,702.16x = 4,323,546,889,661.50
  5. Step 5: Solve for x
    x = 4,323,546,889,661.50/3,156,702.16
  6. Step 6: Final answer
    x = 1,369,640.43

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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.