Home / 1,271,854.92-1,755,173.76-698,895.24

Finding the Fourth Proportional to 1,271,854.92, 1,755,173.76 and 698,895.24

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Solution

The fourth proportional to 1,271,854.92, 1,755,173.76 and 698,895.24 is: 964,483.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,854.92 : 1,755,173.76 = 698,895.24 : x
  2. Step 2: Convert to fraction form
    1,271,854.92/1,755,173.76 = 698,895.24/x
  3. Step 3: Cross multiply
    1,271,854.92x = 1,755,173.76 × 698,895.24
  4. Step 4: Simplify right side
    1,271,854.92x = 1,226,682,586,236.90
  5. Step 5: Solve for x
    x = 1,226,682,586,236.90/1,271,854.92
  6. Step 6: Final answer
    x = 964,483.11

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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.