Home / 1,341,319.77-2,012,179.23-442,856.43

Finding the Fourth Proportional to 1,341,319.77, 2,012,179.23 and 442,856.43

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Solution

The fourth proportional to 1,341,319.77, 2,012,179.23 and 442,856.43 is: 664,350.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,319.77 : 2,012,179.23 = 442,856.43 : x
  2. Step 2: Convert to fraction form
    1,341,319.77/2,012,179.23 = 442,856.43/x
  3. Step 3: Cross multiply
    1,341,319.77x = 2,012,179.23 × 442,856.43
  4. Step 4: Simplify right side
    1,341,319.77x = 891,106,510,317.95
  5. Step 5: Solve for x
    x = 891,106,510,317.95/1,341,319.77
  6. Step 6: Final answer
    x = 664,350.54

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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.