Home / 1,344,018.52-2,016,821.58-491,014.36

Finding the Fourth Proportional to 1,344,018.52, 2,016,821.58 and 491,014.36

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Solution

The fourth proportional to 1,344,018.52, 2,016,821.58 and 491,014.36 is: 736,811.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,018.52 : 2,016,821.58 = 491,014.36 : x
  2. Step 2: Convert to fraction form
    1,344,018.52/2,016,821.58 = 491,014.36/x
  3. Step 3: Cross multiply
    1,344,018.52x = 2,016,821.58 × 491,014.36
  4. Step 4: Simplify right side
    1,344,018.52x = 990,288,357,337.89
  5. Step 5: Solve for x
    x = 990,288,357,337.89/1,344,018.52
  6. Step 6: Final answer
    x = 736,811.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.