Home / 1,471,145.29-2,031,086.25-1,166,452.45

Finding the Fourth Proportional to 1,471,145.29, 2,031,086.25 and 1,166,452.45

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Solution

The fourth proportional to 1,471,145.29, 2,031,086.25 and 1,166,452.45 is: 1,610,422.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,471,145.29 : 2,031,086.25 = 1,166,452.45 : x
  2. Step 2: Convert to fraction form
    1,471,145.29/2,031,086.25 = 1,166,452.45/x
  3. Step 3: Cross multiply
    1,471,145.29x = 2,031,086.25 × 1,166,452.45
  4. Step 4: Simplify right side
    1,471,145.29x = 2,369,165,532,473.81
  5. Step 5: Solve for x
    x = 2,369,165,532,473.81/1,471,145.29
  6. Step 6: Final answer
    x = 1,610,422.54

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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.