Home / 1,418,938.62-2,126,559.69-576,505.50

Finding the Fourth Proportional to 1,418,938.62, 2,126,559.69 and 576,505.50

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Solution

The fourth proportional to 1,418,938.62, 2,126,559.69 and 576,505.50 is: 864,007.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,938.62 : 2,126,559.69 = 576,505.50 : x
  2. Step 2: Convert to fraction form
    1,418,938.62/2,126,559.69 = 576,505.50/x
  3. Step 3: Cross multiply
    1,418,938.62x = 2,126,559.69 × 576,505.50
  4. Step 4: Simplify right side
    1,418,938.62x = 1,225,973,357,363.30
  5. Step 5: Solve for x
    x = 1,225,973,357,363.30/1,418,938.62
  6. Step 6: Final answer
    x = 864,007.32

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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.