Home / 3,782,280-5,219,546.40-2,424,153.60

Finding the Fourth Proportional to 3,782,280, 5,219,546.40 and 2,424,153.60

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Solution

The fourth proportional to 3,782,280, 5,219,546.40 and 2,424,153.60 is: 3,345,331.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,782,280 : 5,219,546.40 = 2,424,153.60 : x
  2. Step 2: Convert to fraction form
    3,782,280/5,219,546.40 = 2,424,153.60/x
  3. Step 3: Cross multiply
    3,782,280x = 5,219,546.40 × 2,424,153.60
  4. Step 4: Simplify right side
    3,782,280x = 12,652,982,195,927.04
  5. Step 5: Solve for x
    x = 12,652,982,195,927.04/3,782,280
  6. Step 6: Final answer
    x = 3,345,331.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.