Home / 3,230,772.60-4,846,115.70-986,921.40

Finding the Fourth Proportional to 3,230,772.60, 4,846,115.70 and 986,921.40

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Solution

The fourth proportional to 3,230,772.60, 4,846,115.70 and 986,921.40 is: 1,480,368.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,230,772.60 : 4,846,115.70 = 986,921.40 : x
  2. Step 2: Convert to fraction form
    3,230,772.60/4,846,115.70 = 986,921.40/x
  3. Step 3: Cross multiply
    3,230,772.60x = 4,846,115.70 × 986,921.40
  4. Step 4: Simplify right side
    3,230,772.60x = 4,782,735,291,205.98
  5. Step 5: Solve for x
    x = 4,782,735,291,205.98/3,230,772.60
  6. Step 6: Final answer
    x = 1,480,368.90

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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.