Home / 1,309,984.30-1,807,759.81-737,023.11

Finding the Fourth Proportional to 1,309,984.30, 1,807,759.81 and 737,023.11

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Solution

The fourth proportional to 1,309,984.30, 1,807,759.81 and 737,023.11 is: 1,017,081.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,984.30 : 1,807,759.81 = 737,023.11 : x
  2. Step 2: Convert to fraction form
    1,309,984.30/1,807,759.81 = 737,023.11/x
  3. Step 3: Cross multiply
    1,309,984.30x = 1,807,759.81 × 737,023.11
  4. Step 4: Simplify right side
    1,309,984.30x = 1,332,360,757,299.21
  5. Step 5: Solve for x
    x = 1,332,360,757,299.21/1,309,984.30
  6. Step 6: Final answer
    x = 1,017,081.47

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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.