Home / 4,305,704.40-6,458,556.60-2,878,030.80

Finding the Fourth Proportional to 4,305,704.40, 6,458,556.60 and 2,878,030.80

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Solution

The fourth proportional to 4,305,704.40, 6,458,556.60 and 2,878,030.80 is: 4,317,046.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,305,704.40 : 6,458,556.60 = 2,878,030.80 : x
  2. Step 2: Convert to fraction form
    4,305,704.40/6,458,556.60 = 2,878,030.80/x
  3. Step 3: Cross multiply
    4,305,704.40x = 6,458,556.60 × 2,878,030.80
  4. Step 4: Simplify right side
    4,305,704.40x = 18,587,924,818,343.28
  5. Step 5: Solve for x
    x = 18,587,924,818,343.28/4,305,704.40
  6. Step 6: Final answer
    x = 4,317,046.20

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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.