Home / 1,348,523.76-2,022,108.40-449,647.28

Finding the Fourth Proportional to 1,348,523.76, 2,022,108.40 and 449,647.28

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Solution

The fourth proportional to 1,348,523.76, 2,022,108.40 and 449,647.28 is: 674,245.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,523.76 : 2,022,108.40 = 449,647.28 : x
  2. Step 2: Convert to fraction form
    1,348,523.76/2,022,108.40 = 449,647.28/x
  3. Step 3: Cross multiply
    1,348,523.76x = 2,022,108.40 × 449,647.28
  4. Step 4: Simplify right side
    1,348,523.76x = 909,235,541,925.15
  5. Step 5: Solve for x
    x = 909,235,541,925.15/1,348,523.76
  6. Step 6: Final answer
    x = 674,245.10

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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.