Home / 1,821,464.88-2,731,955.40-542,049.36

Finding the Fourth Proportional to 1,821,464.88, 2,731,955.40 and 542,049.36

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Solution

The fourth proportional to 1,821,464.88, 2,731,955.40 and 542,049.36 is: 813,002.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,821,464.88 : 2,731,955.40 = 542,049.36 : x
  2. Step 2: Convert to fraction form
    1,821,464.88/2,731,955.40 = 542,049.36/x
  3. Step 3: Cross multiply
    1,821,464.88x = 2,731,955.40 × 542,049.36
  4. Step 4: Simplify right side
    1,821,464.88x = 1,480,854,676,118.54
  5. Step 5: Solve for x
    x = 1,480,854,676,118.54/1,821,464.88
  6. Step 6: Final answer
    x = 813,002.05

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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.