Home / 5,655,200.40-8,482,800.60-3,387,718.80

Finding the Fourth Proportional to 5,655,200.40, 8,482,800.60 and 3,387,718.80

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Solution

The fourth proportional to 5,655,200.40, 8,482,800.60 and 3,387,718.80 is: 5,081,578.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,655,200.40 : 8,482,800.60 = 3,387,718.80 : x
  2. Step 2: Convert to fraction form
    5,655,200.40/8,482,800.60 = 3,387,718.80/x
  3. Step 3: Cross multiply
    5,655,200.40x = 8,482,800.60 × 3,387,718.80
  4. Step 4: Simplify right side
    5,655,200.40x = 28,737,343,069,271.28
  5. Step 5: Solve for x
    x = 28,737,343,069,271.28/5,655,200.40
  6. Step 6: Final answer
    x = 5,081,578.20

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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.