Home / 1,488,954.27-2,228,689.91-1,186,032.87

Finding the Fourth Proportional to 1,488,954.27, 2,228,689.91 and 1,186,032.87

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Solution

The fourth proportional to 1,488,954.27, 2,228,689.91 and 1,186,032.87 is: 1,775,272.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,954.27 : 2,228,689.91 = 1,186,032.87 : x
  2. Step 2: Convert to fraction form
    1,488,954.27/2,228,689.91 = 1,186,032.87/x
  3. Step 3: Cross multiply
    1,488,954.27x = 2,228,689.91 × 1,186,032.87
  4. Step 4: Simplify right side
    1,488,954.27x = 2,643,299,484,367.18
  5. Step 5: Solve for x
    x = 2,643,299,484,367.18/1,488,954.27
  6. Step 6: Final answer
    x = 1,775,272.44

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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.