Home / 2,994,567.60-4,491,851.40-864,721.20

Finding the Fourth Proportional to 2,994,567.60, 4,491,851.40 and 864,721.20

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Solution

The fourth proportional to 2,994,567.60, 4,491,851.40 and 864,721.20 is: 1,297,081.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,994,567.60 : 4,491,851.40 = 864,721.20 : x
  2. Step 2: Convert to fraction form
    2,994,567.60/4,491,851.40 = 864,721.20/x
  3. Step 3: Cross multiply
    2,994,567.60x = 4,491,851.40 × 864,721.20
  4. Step 4: Simplify right side
    2,994,567.60x = 3,884,199,132,829.68
  5. Step 5: Solve for x
    x = 3,884,199,132,829.68/2,994,567.60
  6. Step 6: Final answer
    x = 1,297,081.80

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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.