Home / 1,508,869.28-2,082,264.84-864,345.68

Finding the Fourth Proportional to 1,508,869.28, 2,082,264.84 and 864,345.68

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Solution

The fourth proportional to 1,508,869.28, 2,082,264.84 and 864,345.68 is: 1,192,811.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508,869.28 : 2,082,264.84 = 864,345.68 : x
  2. Step 2: Convert to fraction form
    1,508,869.28/2,082,264.84 = 864,345.68/x
  3. Step 3: Cross multiply
    1,508,869.28x = 2,082,264.84 × 864,345.68
  4. Step 4: Simplify right side
    1,508,869.28x = 1,799,796,619,069.89
  5. Step 5: Solve for x
    x = 1,799,796,619,069.89/1,508,869.28
  6. Step 6: Final answer
    x = 1,192,811.49

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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.