Home / 1,418,041.92-1,956,849.12-844,784.64

Finding the Fourth Proportional to 1,418,041.92, 1,956,849.12 and 844,784.64

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Solution

The fourth proportional to 1,418,041.92, 1,956,849.12 and 844,784.64 is: 1,165,773.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,041.92 : 1,956,849.12 = 844,784.64 : x
  2. Step 2: Convert to fraction form
    1,418,041.92/1,956,849.12 = 844,784.64/x
  3. Step 3: Cross multiply
    1,418,041.92x = 1,956,849.12 × 844,784.64
  4. Step 4: Simplify right side
    1,418,041.92x = 1,653,116,079,373.52
  5. Step 5: Solve for x
    x = 1,653,116,079,373.52/1,418,041.92
  6. Step 6: Final answer
    x = 1,165,773.77

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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.