Home / 1,299,953.60-1,793,929.83-726,996.05

Finding the Fourth Proportional to 1,299,953.60, 1,793,929.83 and 726,996.05

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Solution

The fourth proportional to 1,299,953.60, 1,793,929.83 and 726,996.05 is: 1,003,251.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,953.60 : 1,793,929.83 = 726,996.05 : x
  2. Step 2: Convert to fraction form
    1,299,953.60/1,793,929.83 = 726,996.05/x
  3. Step 3: Cross multiply
    1,299,953.60x = 1,793,929.83 × 726,996.05
  4. Step 4: Simplify right side
    1,299,953.60x = 1,304,179,891,417.52
  5. Step 5: Solve for x
    x = 1,304,179,891,417.52/1,299,953.60
  6. Step 6: Final answer
    x = 1,003,251.11

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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.