Home / 1,008,731.94-1,392,008.18-549,836.42

Finding the Fourth Proportional to 1,008,731.94, 1,392,008.18 and 549,836.42

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Solution

The fourth proportional to 1,008,731.94, 1,392,008.18 and 549,836.42 is: 758,751.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,731.94 : 1,392,008.18 = 549,836.42 : x
  2. Step 2: Convert to fraction form
    1,008,731.94/1,392,008.18 = 549,836.42/x
  3. Step 3: Cross multiply
    1,008,731.94x = 1,392,008.18 × 549,836.42
  4. Step 4: Simplify right side
    1,008,731.94x = 765,376,794,301.92
  5. Step 5: Solve for x
    x = 765,376,794,301.92/1,008,731.94
  6. Step 6: Final answer
    x = 758,751.42

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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.