Home / 2,078,404.30-3,117,169.05-880,365.70

Finding the Fourth Proportional to 2,078,404.30, 3,117,169.05 and 880,365.70

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Solution

The fourth proportional to 2,078,404.30, 3,117,169.05 and 880,365.70 is: 1,320,363.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,404.30 : 3,117,169.05 = 880,365.70 : x
  2. Step 2: Convert to fraction form
    2,078,404.30/3,117,169.05 = 880,365.70/x
  3. Step 3: Cross multiply
    2,078,404.30x = 3,117,169.05 × 880,365.70
  4. Step 4: Simplify right side
    2,078,404.30x = 2,744,248,712,721.58
  5. Step 5: Solve for x
    x = 2,744,248,712,721.58/2,078,404.30
  6. Step 6: Final answer
    x = 1,320,363.28

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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.