Home / 1,418,116.46-2,126,850.69-407,230.43

Finding the Fourth Proportional to 1,418,116.46, 2,126,850.69 and 407,230.43

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Solution

The fourth proportional to 1,418,116.46, 2,126,850.69 and 407,230.43 is: 610,752.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,116.46 : 2,126,850.69 = 407,230.43 : x
  2. Step 2: Convert to fraction form
    1,418,116.46/2,126,850.69 = 407,230.43/x
  3. Step 3: Cross multiply
    1,418,116.46x = 2,126,850.69 × 407,230.43
  4. Step 4: Simplify right side
    1,418,116.46x = 866,118,321,034.50
  5. Step 5: Solve for x
    x = 866,118,321,034.50/1,418,116.46
  6. Step 6: Final answer
    x = 610,752.60

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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.