Home / 2,595,982.40-3,891,640.80-1,648,865.60

Finding the Fourth Proportional to 2,595,982.40, 3,891,640.80 and 1,648,865.60

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Solution

The fourth proportional to 2,595,982.40, 3,891,640.80 and 1,648,865.60 is: 2,471,816.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,595,982.40 : 3,891,640.80 = 1,648,865.60 : x
  2. Step 2: Convert to fraction form
    2,595,982.40/3,891,640.80 = 1,648,865.60/x
  3. Step 3: Cross multiply
    2,595,982.40x = 3,891,640.80 × 1,648,865.60
  4. Step 4: Simplify right side
    2,595,982.40x = 6,416,792,642,676.48
  5. Step 5: Solve for x
    x = 6,416,792,642,676.48/2,595,982.40
  6. Step 6: Final answer
    x = 2,471,816.70

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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.