Home / 1,271,264.96-1,753,568.75-754,668.23

Finding the Fourth Proportional to 1,271,264.96, 1,753,568.75 and 754,668.23

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Solution

The fourth proportional to 1,271,264.96, 1,753,568.75 and 754,668.23 is: 1,040,980.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,264.96 : 1,753,568.75 = 754,668.23 : x
  2. Step 2: Convert to fraction form
    1,271,264.96/1,753,568.75 = 754,668.23/x
  3. Step 3: Cross multiply
    1,271,264.96x = 1,753,568.75 × 754,668.23
  4. Step 4: Simplify right side
    1,271,264.96x = 1,323,362,612,204.63
  5. Step 5: Solve for x
    x = 1,323,362,612,204.63/1,271,264.96
  6. Step 6: Final answer
    x = 1,040,980.96

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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.