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Finding the Fourth Proportional to 5,878,702.92, 8,819,189.96 and 2,235,149.50

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Solution

The fourth proportional to 5,878,702.92, 8,819,189.96 and 2,235,149.50 is: 3,353,156.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,878,702.92 : 8,819,189.96 = 2,235,149.50 : x
  2. Step 2: Convert to fraction form
    5,878,702.92/8,819,189.96 = 2,235,149.50/x
  3. Step 3: Cross multiply
    5,878,702.92x = 8,819,189.96 × 2,235,149.50
  4. Step 4: Simplify right side
    5,878,702.92x = 19,712,207,990,990.95
  5. Step 5: Solve for x
    x = 19,712,207,990,990.95/5,878,702.92
  6. Step 6: Final answer
    x = 3,353,156.01

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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.