Home / 1,108,479.84-1,529,572.20-625,016.18

Finding the Fourth Proportional to 1,108,479.84, 1,529,572.20 and 625,016.18

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Solution

The fourth proportional to 1,108,479.84, 1,529,572.20 and 625,016.18 is: 862,449.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,479.84 : 1,529,572.20 = 625,016.18 : x
  2. Step 2: Convert to fraction form
    1,108,479.84/1,529,572.20 = 625,016.18/x
  3. Step 3: Cross multiply
    1,108,479.84x = 1,529,572.20 × 625,016.18
  4. Step 4: Simplify right side
    1,108,479.84x = 956,007,373,478.20
  5. Step 5: Solve for x
    x = 956,007,373,478.20/1,108,479.84
  6. Step 6: Final answer
    x = 862,449.04

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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.