Home / 1,348,280.55-2,022,428.40-449,719.80

Finding the Fourth Proportional to 1,348,280.55, 2,022,428.40 and 449,719.80

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Solution

The fourth proportional to 1,348,280.55, 2,022,428.40 and 449,719.80 is: 674,582.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,280.55 : 2,022,428.40 = 449,719.80 : x
  2. Step 2: Convert to fraction form
    1,348,280.55/2,022,428.40 = 449,719.80/x
  3. Step 3: Cross multiply
    1,348,280.55x = 2,022,428.40 × 449,719.80
  4. Step 4: Simplify right side
    1,348,280.55x = 909,526,095,562.32
  5. Step 5: Solve for x
    x = 909,526,095,562.32/1,348,280.55
  6. Step 6: Final answer
    x = 674,582.23

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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.