Home / 1,358,008.12-1,873,348.52-922,447.93

Finding the Fourth Proportional to 1,358,008.12, 1,873,348.52 and 922,447.93

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Solution

The fourth proportional to 1,358,008.12, 1,873,348.52 and 922,447.93 is: 1,272,500.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,008.12 : 1,873,348.52 = 922,447.93 : x
  2. Step 2: Convert to fraction form
    1,358,008.12/1,873,348.52 = 922,447.93/x
  3. Step 3: Cross multiply
    1,358,008.12x = 1,873,348.52 × 922,447.93
  4. Step 4: Simplify right side
    1,358,008.12x = 1,728,066,464,442.56
  5. Step 5: Solve for x
    x = 1,728,066,464,442.56/1,358,008.12
  6. Step 6: Final answer
    x = 1,272,500.83

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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.