Home / 2,924,340.80-4,386,511.20-929,998.40

Finding the Fourth Proportional to 2,924,340.80, 4,386,511.20 and 929,998.40

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Solution

The fourth proportional to 2,924,340.80, 4,386,511.20 and 929,998.40 is: 1,394,997.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,924,340.80 : 4,386,511.20 = 929,998.40 : x
  2. Step 2: Convert to fraction form
    2,924,340.80/4,386,511.20 = 929,998.40/x
  3. Step 3: Cross multiply
    2,924,340.80x = 4,386,511.20 × 929,998.40
  4. Step 4: Simplify right side
    2,924,340.80x = 4,079,448,397,582.08
  5. Step 5: Solve for x
    x = 4,079,448,397,582.08/2,924,340.80
  6. Step 6: Final answer
    x = 1,394,997.60

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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.