Home / 1,302,288-1,962,305.92-1,070,816

Finding the Fourth Proportional to 1,302,288, 1,962,305.92 and 1,070,816

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Solution

The fourth proportional to 1,302,288, 1,962,305.92 and 1,070,816 is: 1,613,520.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,288 : 1,962,305.92 = 1,070,816 : x
  2. Step 2: Convert to fraction form
    1,302,288/1,962,305.92 = 1,070,816/x
  3. Step 3: Cross multiply
    1,302,288x = 1,962,305.92 × 1,070,816
  4. Step 4: Simplify right side
    1,302,288x = 2,101,268,576,030.72
  5. Step 5: Solve for x
    x = 2,101,268,576,030.72/1,302,288
  6. Step 6: Final answer
    x = 1,613,520.65

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.