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Finding the Fourth Proportional to 5,865,335.80, 8,798,003.70 and 2,995,554.40

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Solution

The fourth proportional to 5,865,335.80, 8,798,003.70 and 2,995,554.40 is: 4,493,331.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,865,335.80 : 8,798,003.70 = 2,995,554.40 : x
  2. Step 2: Convert to fraction form
    5,865,335.80/8,798,003.70 = 2,995,554.40/x
  3. Step 3: Cross multiply
    5,865,335.80x = 8,798,003.70 × 2,995,554.40
  4. Step 4: Simplify right side
    5,865,335.80x = 26,354,898,694,751.28
  5. Step 5: Solve for x
    x = 26,354,898,694,751.28/5,865,335.80
  6. Step 6: Final answer
    x = 4,493,331.60

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Similar ratio
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1.5x scale

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.