Home / 1,381,282.08-2,071,908.52-539,826.54

Finding the Fourth Proportional to 1,381,282.08, 2,071,908.52 and 539,826.54

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Solution

The fourth proportional to 1,381,282.08, 2,071,908.52 and 539,826.54 is: 809,734.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,381,282.08 : 2,071,908.52 = 539,826.54 : x
  2. Step 2: Convert to fraction form
    1,381,282.08/2,071,908.52 = 539,826.54/x
  3. Step 3: Cross multiply
    1,381,282.08x = 2,071,908.52 × 539,826.54
  4. Step 4: Simplify right side
    1,381,282.08x = 1,118,471,207,548.12
  5. Step 5: Solve for x
    x = 1,118,471,207,548.12/1,381,282.08
  6. Step 6: Final answer
    x = 809,734.10

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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.