Home / 1,049,055.66-1,567,611.50-787,689.39

Finding the Fourth Proportional to 1,049,055.66, 1,567,611.50 and 787,689.39

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Solution

The fourth proportional to 1,049,055.66, 1,567,611.50 and 787,689.39 is: 1,177,049.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,055.66 : 1,567,611.50 = 787,689.39 : x
  2. Step 2: Convert to fraction form
    1,049,055.66/1,567,611.50 = 787,689.39/x
  3. Step 3: Cross multiply
    1,049,055.66x = 1,567,611.50 × 787,689.39
  4. Step 4: Simplify right side
    1,049,055.66x = 1,234,790,946,191.99
  5. Step 5: Solve for x
    x = 1,234,790,946,191.99/1,049,055.66
  6. Step 6: Final answer
    x = 1,177,049.98

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.