Home / 1,471,147.29-2,031,089.01-1,166,454.45

Finding the Fourth Proportional to 1,471,147.29, 2,031,089.01 and 1,166,454.45

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Solution

The fourth proportional to 1,471,147.29, 2,031,089.01 and 1,166,454.45 is: 1,610,425.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,471,147.29 : 2,031,089.01 = 1,166,454.45 : x
  2. Step 2: Convert to fraction form
    1,471,147.29/2,031,089.01 = 1,166,454.45/x
  3. Step 3: Cross multiply
    1,471,147.29x = 2,031,089.01 × 1,166,454.45
  4. Step 4: Simplify right side
    1,471,147.29x = 2,369,172,814,060.59
  5. Step 5: Solve for x
    x = 2,369,172,814,060.59/1,471,147.29
  6. Step 6: Final answer
    x = 1,610,425.30

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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.