Home / 1,508,134.80-2,262,202.20-1,330,987.80

Finding the Fourth Proportional to 1,508,134.80, 2,262,202.20 and 1,330,987.80

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Solution

The fourth proportional to 1,508,134.80, 2,262,202.20 and 1,330,987.80 is: 1,996,481.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508,134.80 : 2,262,202.20 = 1,330,987.80 : x
  2. Step 2: Convert to fraction form
    1,508,134.80/2,262,202.20 = 1,330,987.80/x
  3. Step 3: Cross multiply
    1,508,134.80x = 2,262,202.20 × 1,330,987.80
  4. Step 4: Simplify right side
    1,508,134.80x = 3,010,963,529,333.16
  5. Step 5: Solve for x
    x = 3,010,963,529,333.16/1,508,134.80
  6. Step 6: Final answer
    x = 1,996,481.70

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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.