Home / 3,884,780.20-5,825,420.70-1,487,828.20

Finding the Fourth Proportional to 3,884,780.20, 5,825,420.70 and 1,487,828.20

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Solution

The fourth proportional to 3,884,780.20, 5,825,420.70 and 1,487,828.20 is: 2,231,072.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,884,780.20 : 5,825,420.70 = 1,487,828.20 : x
  2. Step 2: Convert to fraction form
    3,884,780.20/5,825,420.70 = 1,487,828.20/x
  3. Step 3: Cross multiply
    3,884,780.20x = 5,825,420.70 × 1,487,828.20
  4. Step 4: Simplify right side
    3,884,780.20x = 8,667,225,194,323.74
  5. Step 5: Solve for x
    x = 8,667,225,194,323.74/3,884,780.20
  6. Step 6: Final answer
    x = 2,231,072.22

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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.