Home / 1,435,708.04-1,981,318.77-791,169.77

Finding the Fourth Proportional to 1,435,708.04, 1,981,318.77 and 791,169.77

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Solution

The fourth proportional to 1,435,708.04, 1,981,318.77 and 791,169.77 is: 1,091,837.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,708.04 : 1,981,318.77 = 791,169.77 : x
  2. Step 2: Convert to fraction form
    1,435,708.04/1,981,318.77 = 791,169.77/x
  3. Step 3: Cross multiply
    1,435,708.04x = 1,981,318.77 × 791,169.77
  4. Step 4: Simplify right side
    1,435,708.04x = 1,567,559,520,510.88
  5. Step 5: Solve for x
    x = 1,567,559,520,510.88/1,435,708.04
  6. Step 6: Final answer
    x = 1,091,837.26

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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.