Home / 1,251,553.11-1,872,188.13-999,326.23

Finding the Fourth Proportional to 1,251,553.11, 1,872,188.13 and 999,326.23

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Solution

The fourth proportional to 1,251,553.11, 1,872,188.13 and 999,326.23 is: 1,494,883.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,553.11 : 1,872,188.13 = 999,326.23 : x
  2. Step 2: Convert to fraction form
    1,251,553.11/1,872,188.13 = 999,326.23/x
  3. Step 3: Cross multiply
    1,251,553.11x = 1,872,188.13 × 999,326.23
  4. Step 4: Simplify right side
    1,251,553.11x = 1,870,926,696,442.71
  5. Step 5: Solve for x
    x = 1,870,926,696,442.71/1,251,553.11
  6. Step 6: Final answer
    x = 1,494,883.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.