Home / 1,484,956.40-2,049,240.87-805,892.90

Finding the Fourth Proportional to 1,484,956.40, 2,049,240.87 and 805,892.90

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Solution

The fourth proportional to 1,484,956.40, 2,049,240.87 and 805,892.90 is: 1,112,132.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484,956.40 : 2,049,240.87 = 805,892.90 : x
  2. Step 2: Convert to fraction form
    1,484,956.40/2,049,240.87 = 805,892.90/x
  3. Step 3: Cross multiply
    1,484,956.40x = 2,049,240.87 × 805,892.90
  4. Step 4: Simplify right side
    1,484,956.40x = 1,651,468,657,276.62
  5. Step 5: Solve for x
    x = 1,651,468,657,276.62/1,484,956.40
  6. Step 6: Final answer
    x = 1,112,132.76

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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.