Home / 4,969,833.60-7,454,750.40-3,178,243.20

Finding the Fourth Proportional to 4,969,833.60, 7,454,750.40 and 3,178,243.20

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Solution

The fourth proportional to 4,969,833.60, 7,454,750.40 and 3,178,243.20 is: 4,767,364.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,969,833.60 : 7,454,750.40 = 3,178,243.20 : x
  2. Step 2: Convert to fraction form
    4,969,833.60/7,454,750.40 = 3,178,243.20/x
  3. Step 3: Cross multiply
    4,969,833.60x = 7,454,750.40 × 3,178,243.20
  4. Step 4: Simplify right side
    4,969,833.60x = 23,693,009,766,497.28
  5. Step 5: Solve for x
    x = 23,693,009,766,497.28/4,969,833.60
  6. Step 6: Final answer
    x = 4,767,364.80

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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.