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Finding the Fourth Proportional to 4,799,458.60, 7,199,187.90 and 3,524,000.20

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Solution

The fourth proportional to 4,799,458.60, 7,199,187.90 and 3,524,000.20 is: 5,286,000.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,799,458.60 : 7,199,187.90 = 3,524,000.20 : x
  2. Step 2: Convert to fraction form
    4,799,458.60/7,199,187.90 = 3,524,000.20/x
  3. Step 3: Cross multiply
    4,799,458.60x = 7,199,187.90 × 3,524,000.20
  4. Step 4: Simplify right side
    4,799,458.60x = 25,369,939,599,437.58
  5. Step 5: Solve for x
    x = 25,369,939,599,437.58/4,799,458.60
  6. Step 6: Final answer
    x = 5,286,000.30

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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.