Home / 1,359,130.30-2,040,269.55-729,274.30

Finding the Fourth Proportional to 1,359,130.30, 2,040,269.55 and 729,274.30

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Solution

The fourth proportional to 1,359,130.30, 2,040,269.55 and 729,274.30 is: 1,094,756.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,130.30 : 2,040,269.55 = 729,274.30 : x
  2. Step 2: Convert to fraction form
    1,359,130.30/2,040,269.55 = 729,274.30/x
  3. Step 3: Cross multiply
    1,359,130.30x = 2,040,269.55 × 729,274.30
  4. Step 4: Simplify right side
    1,359,130.30x = 1,487,916,147,887.57
  5. Step 5: Solve for x
    x = 1,487,916,147,887.57/1,359,130.30
  6. Step 6: Final answer
    x = 1,094,756.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.