Home / 1,082,728.40-1,623,913.40-363,061.20

Finding the Fourth Proportional to 1,082,728.40, 1,623,913.40 and 363,061.20

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Solution

The fourth proportional to 1,082,728.40, 1,623,913.40 and 363,061.20 is: 544,531.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,728.40 : 1,623,913.40 = 363,061.20 : x
  2. Step 2: Convert to fraction form
    1,082,728.40/1,623,913.40 = 363,061.20/x
  3. Step 3: Cross multiply
    1,082,728.40x = 1,623,913.40 × 363,061.20
  4. Step 4: Simplify right side
    1,082,728.40x = 589,579,947,700.08
  5. Step 5: Solve for x
    x = 589,579,947,700.08/1,082,728.40
  6. Step 6: Final answer
    x = 544,531.71

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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.