Home / 1,451,503.80-2,003,143.62-806,934.75

Finding the Fourth Proportional to 1,451,503.80, 2,003,143.62 and 806,934.75

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Solution

The fourth proportional to 1,451,503.80, 2,003,143.62 and 806,934.75 is: 1,113,607.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,503.80 : 2,003,143.62 = 806,934.75 : x
  2. Step 2: Convert to fraction form
    1,451,503.80/2,003,143.62 = 806,934.75/x
  3. Step 3: Cross multiply
    1,451,503.80x = 2,003,143.62 × 806,934.75
  4. Step 4: Simplify right side
    1,451,503.80x = 1,616,406,196,218.80
  5. Step 5: Solve for x
    x = 1,616,406,196,218.80/1,451,503.80
  6. Step 6: Final answer
    x = 1,113,607.97

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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.