Home / 5,781,635.82-8,669,761.29-2,586,788.46

Finding the Fourth Proportional to 5,781,635.82, 8,669,761.29 and 2,586,788.46

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Solution

The fourth proportional to 5,781,635.82, 8,669,761.29 and 2,586,788.46 is: 3,878,978.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,781,635.82 : 8,669,761.29 = 2,586,788.46 : x
  2. Step 2: Convert to fraction form
    5,781,635.82/8,669,761.29 = 2,586,788.46/x
  3. Step 3: Cross multiply
    5,781,635.82x = 8,669,761.29 × 2,586,788.46
  4. Step 4: Simplify right side
    5,781,635.82x = 22,426,838,455,926.71
  5. Step 5: Solve for x
    x = 22,426,838,455,926.71/5,781,635.82
  6. Step 6: Final answer
    x = 3,878,978.05

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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.