Home / 4,087,856.61-6,132,734.64-1,392,205.23

Finding the Fourth Proportional to 4,087,856.61, 6,132,734.64 and 1,392,205.23

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Solution

The fourth proportional to 4,087,856.61, 6,132,734.64 and 1,392,205.23 is: 2,088,631.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,087,856.61 : 6,132,734.64 = 1,392,205.23 : x
  2. Step 2: Convert to fraction form
    4,087,856.61/6,132,734.64 = 1,392,205.23/x
  3. Step 3: Cross multiply
    4,087,856.61x = 6,132,734.64 × 1,392,205.23
  4. Step 4: Simplify right side
    4,087,856.61x = 8,538,025,240,010.17
  5. Step 5: Solve for x
    x = 8,538,025,240,010.17/4,087,856.61
  6. Step 6: Final answer
    x = 2,088,631.29

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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.