Home / 3,072,377.28-4,608,566.40-828,515.52

Finding the Fourth Proportional to 3,072,377.28, 4,608,566.40 and 828,515.52

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Solution

The fourth proportional to 3,072,377.28, 4,608,566.40 and 828,515.52 is: 1,242,773.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,072,377.28 : 4,608,566.40 = 828,515.52 : x
  2. Step 2: Convert to fraction form
    3,072,377.28/4,608,566.40 = 828,515.52/x
  3. Step 3: Cross multiply
    3,072,377.28x = 4,608,566.40 × 828,515.52
  4. Step 4: Simplify right side
    3,072,377.28x = 3,818,268,787,350.53
  5. Step 5: Solve for x
    x = 3,818,268,787,350.53/3,072,377.28
  6. Step 6: Final answer
    x = 1,242,773.41

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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.