Home / 2,878,253.67-4,310,497.56-1,660,137.66

Finding the Fourth Proportional to 2,878,253.67, 4,310,497.56 and 1,660,137.66

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Solution

The fourth proportional to 2,878,253.67, 4,310,497.56 and 1,660,137.66 is: 2,486,236.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,878,253.67 : 4,310,497.56 = 1,660,137.66 : x
  2. Step 2: Convert to fraction form
    2,878,253.67/4,310,497.56 = 1,660,137.66/x
  3. Step 3: Cross multiply
    2,878,253.67x = 4,310,497.56 × 1,660,137.66
  4. Step 4: Simplify right side
    2,878,253.67x = 7,156,019,332,694.11
  5. Step 5: Solve for x
    x = 7,156,019,332,694.11/2,878,253.67
  6. Step 6: Final answer
    x = 2,486,236.50

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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.