Home / 1,255,598.20-1,882,706.10-413,716.60

Finding the Fourth Proportional to 1,255,598.20, 1,882,706.10 and 413,716.60

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Solution

The fourth proportional to 1,255,598.20, 1,882,706.10 and 413,716.60 is: 620,347.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,598.20 : 1,882,706.10 = 413,716.60 : x
  2. Step 2: Convert to fraction form
    1,255,598.20/1,882,706.10 = 413,716.60/x
  3. Step 3: Cross multiply
    1,255,598.20x = 1,882,706.10 × 413,716.60
  4. Step 4: Simplify right side
    1,255,598.20x = 778,906,766,491.26
  5. Step 5: Solve for x
    x = 778,906,766,491.26/1,255,598.20
  6. Step 6: Final answer
    x = 620,347.15

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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.