Home / 2,878,958.76-4,315,548.06-984,404.52

Finding the Fourth Proportional to 2,878,958.76, 4,315,548.06 and 984,404.52

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Solution

The fourth proportional to 2,878,958.76, 4,315,548.06 and 984,404.52 is: 1,475,618.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,878,958.76 : 4,315,548.06 = 984,404.52 : x
  2. Step 2: Convert to fraction form
    2,878,958.76/4,315,548.06 = 984,404.52/x
  3. Step 3: Cross multiply
    2,878,958.76x = 4,315,548.06 × 984,404.52
  4. Step 4: Simplify right side
    2,878,958.76x = 4,248,245,016,541.23
  5. Step 5: Solve for x
    x = 4,248,245,016,541.23/2,878,958.76
  6. Step 6: Final answer
    x = 1,475,618.57

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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.