Home / 1,122,082.80-1,683,124.20-448,268.10

Finding the Fourth Proportional to 1,122,082.80, 1,683,124.20 and 448,268.10

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Solution

The fourth proportional to 1,122,082.80, 1,683,124.20 and 448,268.10 is: 672,402.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,082.80 : 1,683,124.20 = 448,268.10 : x
  2. Step 2: Convert to fraction form
    1,122,082.80/1,683,124.20 = 448,268.10/x
  3. Step 3: Cross multiply
    1,122,082.80x = 1,683,124.20 × 448,268.10
  4. Step 4: Simplify right side
    1,122,082.80x = 754,490,887,198.02
  5. Step 5: Solve for x
    x = 754,490,887,198.02/1,122,082.80
  6. Step 6: Final answer
    x = 672,402.15

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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.