Home / 1,435,684.29-1,981,285.88-791,146.02

Finding the Fourth Proportional to 1,435,684.29, 1,981,285.88 and 791,146.02

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Solution

The fourth proportional to 1,435,684.29, 1,981,285.88 and 791,146.02 is: 1,091,804.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,684.29 : 1,981,285.88 = 791,146.02 : x
  2. Step 2: Convert to fraction form
    1,435,684.29/1,981,285.88 = 791,146.02/x
  3. Step 3: Cross multiply
    1,435,684.29x = 1,981,285.88 × 791,146.02
  4. Step 4: Simplify right side
    1,435,684.29x = 1,567,486,438,444.20
  5. Step 5: Solve for x
    x = 1,567,486,438,444.20/1,435,684.29
  6. Step 6: Final answer
    x = 1,091,804.41

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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.