Home / 3,543,920.40-4,890,294.72-1,973,932.04

Finding the Fourth Proportional to 3,543,920.40, 4,890,294.72 and 1,973,932.04

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Solution

The fourth proportional to 3,543,920.40, 4,890,294.72 and 1,973,932.04 is: 2,723,850.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,543,920.40 : 4,890,294.72 = 1,973,932.04 : x
  2. Step 2: Convert to fraction form
    3,543,920.40/4,890,294.72 = 1,973,932.04/x
  3. Step 3: Cross multiply
    3,543,920.40x = 4,890,294.72 × 1,973,932.04
  4. Step 4: Simplify right side
    3,543,920.40x = 9,653,109,432,850.83
  5. Step 5: Solve for x
    x = 9,653,109,432,850.83/3,543,920.40
  6. Step 6: Final answer
    x = 2,723,850.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.