Home / 1,653,960.12-2,282,711.81-1,009,753.76

Finding the Fourth Proportional to 1,653,960.12, 2,282,711.81 and 1,009,753.76

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Solution

The fourth proportional to 1,653,960.12, 2,282,711.81 and 1,009,753.76 is: 1,393,610.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,653,960.12 : 2,282,711.81 = 1,009,753.76 : x
  2. Step 2: Convert to fraction form
    1,653,960.12/2,282,711.81 = 1,009,753.76/x
  3. Step 3: Cross multiply
    1,653,960.12x = 2,282,711.81 × 1,009,753.76
  4. Step 4: Simplify right side
    1,653,960.12x = 2,304,976,816,681.58
  5. Step 5: Solve for x
    x = 2,304,976,816,681.58/1,653,960.12
  6. Step 6: Final answer
    x = 1,393,610.88

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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.