Home / 1,167,897.78-1,611,700.20-684,366.66

Finding the Fourth Proportional to 1,167,897.78, 1,611,700.20 and 684,366.66

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Solution

The fourth proportional to 1,167,897.78, 1,611,700.20 and 684,366.66 is: 944,426.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,897.78 : 1,611,700.20 = 684,366.66 : x
  2. Step 2: Convert to fraction form
    1,167,897.78/1,611,700.20 = 684,366.66/x
  3. Step 3: Cross multiply
    1,167,897.78x = 1,611,700.20 × 684,366.66
  4. Step 4: Simplify right side
    1,167,897.78x = 1,102,993,882,795.33
  5. Step 5: Solve for x
    x = 1,102,993,882,795.33/1,167,897.78
  6. Step 6: Final answer
    x = 944,426.73

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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.