Home / 1,352,427.44-1,864,082.28-1,079,620.88

Finding the Fourth Proportional to 1,352,427.44, 1,864,082.28 and 1,079,620.88

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Solution

The fourth proportional to 1,352,427.44, 1,864,082.28 and 1,079,620.88 is: 1,488,066.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352,427.44 : 1,864,082.28 = 1,079,620.88 : x
  2. Step 2: Convert to fraction form
    1,352,427.44/1,864,082.28 = 1,079,620.88/x
  3. Step 3: Cross multiply
    1,352,427.44x = 1,864,082.28 × 1,079,620.88
  4. Step 4: Simplify right side
    1,352,427.44x = 2,012,502,151,526.01
  5. Step 5: Solve for x
    x = 2,012,502,151,526.01/1,352,427.44
  6. Step 6: Final answer
    x = 1,488,066.64

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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.