Home / 1,339,253.13-1,848,182.91-727,411.80

Finding the Fourth Proportional to 1,339,253.13, 1,848,182.91 and 727,411.80

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Solution

The fourth proportional to 1,339,253.13, 1,848,182.91 and 727,411.80 is: 1,003,835.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,253.13 : 1,848,182.91 = 727,411.80 : x
  2. Step 2: Convert to fraction form
    1,339,253.13/1,848,182.91 = 727,411.80/x
  3. Step 3: Cross multiply
    1,339,253.13x = 1,848,182.91 × 727,411.80
  4. Step 4: Simplify right side
    1,339,253.13x = 1,344,390,057,292.34
  5. Step 5: Solve for x
    x = 1,344,390,057,292.34/1,339,253.13
  6. Step 6: Final answer
    x = 1,003,835.67

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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.