Home / 1,345,165.44-2,018,043.36-398,610.24

Finding the Fourth Proportional to 1,345,165.44, 2,018,043.36 and 398,610.24

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Solution

The fourth proportional to 1,345,165.44, 2,018,043.36 and 398,610.24 is: 598,002.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,165.44 : 2,018,043.36 = 398,610.24 : x
  2. Step 2: Convert to fraction form
    1,345,165.44/2,018,043.36 = 398,610.24/x
  3. Step 3: Cross multiply
    1,345,165.44x = 2,018,043.36 × 398,610.24
  4. Step 4: Simplify right side
    1,345,165.44x = 804,412,748,060.01
  5. Step 5: Solve for x
    x = 804,412,748,060.01/1,345,165.44
  6. Step 6: Final answer
    x = 598,002.84

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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.