Home / 3,335,122.70-4,600,779.12-2,109,363.88

Finding the Fourth Proportional to 3,335,122.70, 4,600,779.12 and 2,109,363.88

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Solution

The fourth proportional to 3,335,122.70, 4,600,779.12 and 2,109,363.88 is: 2,909,853.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,335,122.70 : 4,600,779.12 = 2,109,363.88 : x
  2. Step 2: Convert to fraction form
    3,335,122.70/4,600,779.12 = 2,109,363.88/x
  3. Step 3: Cross multiply
    3,335,122.70x = 4,600,779.12 × 2,109,363.88
  4. Step 4: Simplify right side
    3,335,122.70x = 9,704,717,286,778.11
  5. Step 5: Solve for x
    x = 9,704,717,286,778.11/3,335,122.70
  6. Step 6: Final answer
    x = 2,909,853.14

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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.