Home / 4,538,729.60-6,799,108.80-2,942,403.20

Finding the Fourth Proportional to 4,538,729.60, 6,799,108.80 and 2,942,403.20

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Solution

The fourth proportional to 4,538,729.60, 6,799,108.80 and 2,942,403.20 is: 4,407,779.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,538,729.60 : 6,799,108.80 = 2,942,403.20 : x
  2. Step 2: Convert to fraction form
    4,538,729.60/6,799,108.80 = 2,942,403.20/x
  3. Step 3: Cross multiply
    4,538,729.60x = 6,799,108.80 × 2,942,403.20
  4. Step 4: Simplify right side
    4,538,729.60x = 20,005,719,490,268.16
  5. Step 5: Solve for x
    x = 20,005,719,490,268.16/4,538,729.60
  6. Step 6: Final answer
    x = 4,407,779.54

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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.