Home / 1,270,359.30-1,753,130.93-719,031.18

Finding the Fourth Proportional to 1,270,359.30, 1,753,130.93 and 719,031.18

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Solution

The fourth proportional to 1,270,359.30, 1,753,130.93 and 719,031.18 is: 992,282.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,359.30 : 1,753,130.93 = 719,031.18 : x
  2. Step 2: Convert to fraction form
    1,270,359.30/1,753,130.93 = 719,031.18/x
  3. Step 3: Cross multiply
    1,270,359.30x = 1,753,130.93 × 719,031.18
  4. Step 4: Simplify right side
    1,270,359.30x = 1,260,555,801,292.40
  5. Step 5: Solve for x
    x = 1,260,555,801,292.40/1,270,359.30
  6. Step 6: Final answer
    x = 992,282.89

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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.