Home / 2,952,312.80-4,428,469.20-1,059,245.60

Finding the Fourth Proportional to 2,952,312.80, 4,428,469.20 and 1,059,245.60

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Solution

The fourth proportional to 2,952,312.80, 4,428,469.20 and 1,059,245.60 is: 1,588,868.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,952,312.80 : 4,428,469.20 = 1,059,245.60 : x
  2. Step 2: Convert to fraction form
    2,952,312.80/4,428,469.20 = 1,059,245.60/x
  3. Step 3: Cross multiply
    2,952,312.80x = 4,428,469.20 × 1,059,245.60
  4. Step 4: Simplify right side
    2,952,312.80x = 4,690,836,514,835.52
  5. Step 5: Solve for x
    x = 4,690,836,514,835.52/2,952,312.80
  6. Step 6: Final answer
    x = 1,588,868.40

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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.