Home / 1,271,420.08-1,753,781.48-754,823.36

Finding the Fourth Proportional to 1,271,420.08, 1,753,781.48 and 754,823.36

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Solution

The fourth proportional to 1,271,420.08, 1,753,781.48 and 754,823.36 is: 1,041,194.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,420.08 : 1,753,781.48 = 754,823.36 : x
  2. Step 2: Convert to fraction form
    1,271,420.08/1,753,781.48 = 754,823.36/x
  3. Step 3: Cross multiply
    1,271,420.08x = 1,753,781.48 × 754,823.36
  4. Step 4: Simplify right side
    1,271,420.08x = 1,323,795,229,439.37
  5. Step 5: Solve for x
    x = 1,323,795,229,439.37/1,271,420.08
  6. Step 6: Final answer
    x = 1,041,194.21

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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.