Home / 1,613,148.74-2,226,144.62-887,992.70

Finding the Fourth Proportional to 1,613,148.74, 2,226,144.62 and 887,992.70

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Solution

The fourth proportional to 1,613,148.74, 2,226,144.62 and 887,992.70 is: 1,225,429.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,613,148.74 : 2,226,144.62 = 887,992.70 : x
  2. Step 2: Convert to fraction form
    1,613,148.74/2,226,144.62 = 887,992.70/x
  3. Step 3: Cross multiply
    1,613,148.74x = 2,226,144.62 × 887,992.70
  4. Step 4: Simplify right side
    1,613,148.74x = 1,976,800,156,133.59
  5. Step 5: Solve for x
    x = 1,976,800,156,133.59/1,613,148.74
  6. Step 6: Final answer
    x = 1,225,429.57

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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.