Home / 1,481,147.40-2,221,721.10-1,365,673.80

Finding the Fourth Proportional to 1,481,147.40, 2,221,721.10 and 1,365,673.80

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Solution

The fourth proportional to 1,481,147.40, 2,221,721.10 and 1,365,673.80 is: 2,048,510.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,481,147.40 : 2,221,721.10 = 1,365,673.80 : x
  2. Step 2: Convert to fraction form
    1,481,147.40/2,221,721.10 = 1,365,673.80/x
  3. Step 3: Cross multiply
    1,481,147.40x = 2,221,721.10 × 1,365,673.80
  4. Step 4: Simplify right side
    1,481,147.40x = 3,034,146,297,177.18
  5. Step 5: Solve for x
    x = 3,034,146,297,177.18/1,481,147.40
  6. Step 6: Final answer
    x = 2,048,510.70

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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.