Home / 4,200,801.60-6,301,202.40-1,361,200.80

Finding the Fourth Proportional to 4,200,801.60, 6,301,202.40 and 1,361,200.80

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Solution

The fourth proportional to 4,200,801.60, 6,301,202.40 and 1,361,200.80 is: 2,041,801.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,200,801.60 : 6,301,202.40 = 1,361,200.80 : x
  2. Step 2: Convert to fraction form
    4,200,801.60/6,301,202.40 = 1,361,200.80/x
  3. Step 3: Cross multiply
    4,200,801.60x = 6,301,202.40 × 1,361,200.80
  4. Step 4: Simplify right side
    4,200,801.60x = 8,577,201,747,841.92
  5. Step 5: Solve for x
    x = 8,577,201,747,841.92/4,200,801.60
  6. Step 6: Final answer
    x = 2,041,801.20

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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.