Home / 1,348,289.70-2,022,442.38-449,729.16

Finding the Fourth Proportional to 1,348,289.70, 2,022,442.38 and 449,729.16

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Solution

The fourth proportional to 1,348,289.70, 2,022,442.38 and 449,729.16 is: 674,596.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,289.70 : 2,022,442.38 = 449,729.16 : x
  2. Step 2: Convert to fraction form
    1,348,289.70/2,022,442.38 = 449,729.16/x
  3. Step 3: Cross multiply
    1,348,289.70x = 2,022,442.38 × 449,729.16
  4. Step 4: Simplify right side
    1,348,289.70x = 909,551,312,705.80
  5. Step 5: Solve for x
    x = 909,551,312,705.80/1,348,289.70
  6. Step 6: Final answer
    x = 674,596.35

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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.