Home / 1,270,160.40-1,752,024.04-753,548.54

Finding the Fourth Proportional to 1,270,160.40, 1,752,024.04 and 753,548.54

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Solution

The fourth proportional to 1,270,160.40, 1,752,024.04 and 753,548.54 is: 1,039,423.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,160.40 : 1,752,024.04 = 753,548.54 : x
  2. Step 2: Convert to fraction form
    1,270,160.40/1,752,024.04 = 753,548.54/x
  3. Step 3: Cross multiply
    1,270,160.40x = 1,752,024.04 × 753,548.54
  4. Step 4: Simplify right side
    1,270,160.40x = 1,320,235,157,386.90
  5. Step 5: Solve for x
    x = 1,320,235,157,386.90/1,270,160.40
  6. Step 6: Final answer
    x = 1,039,423.96

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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.