Home / 2,042,839.20-3,066,008.40-907,348.80

Finding the Fourth Proportional to 2,042,839.20, 3,066,008.40 and 907,348.80

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Solution

The fourth proportional to 2,042,839.20, 3,066,008.40 and 907,348.80 is: 1,361,800.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,042,839.20 : 3,066,008.40 = 907,348.80 : x
  2. Step 2: Convert to fraction form
    2,042,839.20/3,066,008.40 = 907,348.80/x
  3. Step 3: Cross multiply
    2,042,839.20x = 3,066,008.40 × 907,348.80
  4. Step 4: Simplify right side
    2,042,839.20x = 2,781,939,042,529.92
  5. Step 5: Solve for x
    x = 2,781,939,042,529.92/2,042,839.20
  6. Step 6: Final answer
    x = 1,361,800.30

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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.