Home / 1,474,298.13-2,035,159.17-991,143.50

Finding the Fourth Proportional to 1,474,298.13, 2,035,159.17 and 991,143.50

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Solution

The fourth proportional to 1,474,298.13, 2,035,159.17 and 991,143.50 is: 1,368,200.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,474,298.13 : 2,035,159.17 = 991,143.50 : x
  2. Step 2: Convert to fraction form
    1,474,298.13/2,035,159.17 = 991,143.50/x
  3. Step 3: Cross multiply
    1,474,298.13x = 2,035,159.17 × 991,143.50
  4. Step 4: Simplify right side
    1,474,298.13x = 2,017,134,782,810.90
  5. Step 5: Solve for x
    x = 2,017,134,782,810.90/1,474,298.13
  6. Step 6: Final answer
    x = 1,368,200.06

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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.