Home / 2,574,081.09-3,552,232.44-1,428,158.70

Finding the Fourth Proportional to 2,574,081.09, 3,552,232.44 and 1,428,158.70

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Solution

The fourth proportional to 2,574,081.09, 3,552,232.44 and 1,428,158.70 is: 1,970,859.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,574,081.09 : 3,552,232.44 = 1,428,158.70 : x
  2. Step 2: Convert to fraction form
    2,574,081.09/3,552,232.44 = 1,428,158.70/x
  3. Step 3: Cross multiply
    2,574,081.09x = 3,552,232.44 × 1,428,158.70
  4. Step 4: Simplify right side
    2,574,081.09x = 5,073,151,663,608.23
  5. Step 5: Solve for x
    x = 5,073,151,663,608.23/2,574,081.09
  6. Step 6: Final answer
    x = 1,970,859.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.