Home / 1,435,815.96-1,981,332.30-791,236.02

Finding the Fourth Proportional to 1,435,815.96, 1,981,332.30 and 791,236.02

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Solution

The fourth proportional to 1,435,815.96, 1,981,332.30 and 791,236.02 is: 1,091,854.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,815.96 : 1,981,332.30 = 791,236.02 : x
  2. Step 2: Convert to fraction form
    1,435,815.96/1,981,332.30 = 791,236.02/x
  3. Step 3: Cross multiply
    1,435,815.96x = 1,981,332.30 × 791,236.02
  4. Step 4: Simplify right side
    1,435,815.96x = 1,567,701,483,349.45
  5. Step 5: Solve for x
    x = 1,567,701,483,349.45/1,435,815.96
  6. Step 6: Final answer
    x = 1,091,854.06

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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.