Home / 5,678,423.40-8,517,635.10-3,662,884.20

Finding the Fourth Proportional to 5,678,423.40, 8,517,635.10 and 3,662,884.20

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Solution

The fourth proportional to 5,678,423.40, 8,517,635.10 and 3,662,884.20 is: 5,494,326.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,678,423.40 : 8,517,635.10 = 3,662,884.20 : x
  2. Step 2: Convert to fraction form
    5,678,423.40/8,517,635.10 = 3,662,884.20/x
  3. Step 3: Cross multiply
    5,678,423.40x = 8,517,635.10 × 3,662,884.20
  4. Step 4: Simplify right side
    5,678,423.40x = 31,199,111,029,155.42
  5. Step 5: Solve for x
    x = 31,199,111,029,155.42/5,678,423.40
  6. Step 6: Final answer
    x = 5,494,326.30

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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.