Home / 1,339,259.20-1,848,191.13-727,423.94

Finding the Fourth Proportional to 1,339,259.20, 1,848,191.13 and 727,423.94

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Solution

The fourth proportional to 1,339,259.20, 1,848,191.13 and 727,423.94 is: 1,003,852.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,259.20 : 1,848,191.13 = 727,423.94 : x
  2. Step 2: Convert to fraction form
    1,339,259.20/1,848,191.13 = 727,423.94/x
  3. Step 3: Cross multiply
    1,339,259.20x = 1,848,191.13 × 727,423.94
  4. Step 4: Simplify right side
    1,339,259.20x = 1,344,418,478,278.13
  5. Step 5: Solve for x
    x = 1,344,418,478,278.13/1,339,259.20
  6. Step 6: Final answer
    x = 1,003,852.34

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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.