Home / 1,497,146.40-2,242,220.40-1,467,079.20

Finding the Fourth Proportional to 1,497,146.40, 2,242,220.40 and 1,467,079.20

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Solution

The fourth proportional to 1,497,146.40, 2,242,220.40 and 1,467,079.20 is: 2,197,189.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,497,146.40 : 2,242,220.40 = 1,467,079.20 : x
  2. Step 2: Convert to fraction form
    1,497,146.40/2,242,220.40 = 1,467,079.20/x
  3. Step 3: Cross multiply
    1,497,146.40x = 2,242,220.40 × 1,467,079.20
  4. Step 4: Simplify right side
    1,497,146.40x = 3,289,514,910,655.68
  5. Step 5: Solve for x
    x = 3,289,514,910,655.68/1,497,146.40
  6. Step 6: Final answer
    x = 2,197,189.87

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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.