Home / 2,599,902.66-3,899,059.38-916,612.50

Finding the Fourth Proportional to 2,599,902.66, 3,899,059.38 and 916,612.50

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Solution

The fourth proportional to 2,599,902.66, 3,899,059.38 and 916,612.50 is: 1,374,638.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,599,902.66 : 3,899,059.38 = 916,612.50 : x
  2. Step 2: Convert to fraction form
    2,599,902.66/3,899,059.38 = 916,612.50/x
  3. Step 3: Cross multiply
    2,599,902.66x = 3,899,059.38 × 916,612.50
  4. Step 4: Simplify right side
    2,599,902.66x = 3,573,926,565,950.25
  5. Step 5: Solve for x
    x = 3,573,926,565,950.25/2,599,902.66
  6. Step 6: Final answer
    x = 1,374,638.61

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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.