Home / 1,195,790.25-1,650,256.17-686,525.43

Finding the Fourth Proportional to 1,195,790.25, 1,650,256.17 and 686,525.43

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Solution

The fourth proportional to 1,195,790.25, 1,650,256.17 and 686,525.43 is: 947,442.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,790.25 : 1,650,256.17 = 686,525.43 : x
  2. Step 2: Convert to fraction form
    1,195,790.25/1,650,256.17 = 686,525.43/x
  3. Step 3: Cross multiply
    1,195,790.25x = 1,650,256.17 × 686,525.43
  4. Step 4: Simplify right side
    1,195,790.25x = 1,132,942,826,719.40
  5. Step 5: Solve for x
    x = 1,132,942,826,719.40/1,195,790.25
  6. Step 6: Final answer
    x = 947,442.77

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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.