Home / 1,339,259.08-1,848,190.95-727,423.80

Finding the Fourth Proportional to 1,339,259.08, 1,848,190.95 and 727,423.80

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Solution

The fourth proportional to 1,339,259.08, 1,848,190.95 and 727,423.80 is: 1,003,852.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,259.08 : 1,848,190.95 = 727,423.80 : x
  2. Step 2: Convert to fraction form
    1,339,259.08/1,848,190.95 = 727,423.80/x
  3. Step 3: Cross multiply
    1,339,259.08x = 1,848,190.95 × 727,423.80
  4. Step 4: Simplify right side
    1,339,259.08x = 1,344,418,083,974.61
  5. Step 5: Solve for x
    x = 1,344,418,083,974.61/1,339,259.08
  6. Step 6: Final answer
    x = 1,003,852.13

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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.