Home / 3,120,452.60-4,675,430.10-2,669,055.80

Finding the Fourth Proportional to 3,120,452.60, 4,675,430.10 and 2,669,055.80

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Solution

The fourth proportional to 3,120,452.60, 4,675,430.10 and 2,669,055.80 is: 3,999,094.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,120,452.60 : 4,675,430.10 = 2,669,055.80 : x
  2. Step 2: Convert to fraction form
    3,120,452.60/4,675,430.10 = 2,669,055.80/x
  3. Step 3: Cross multiply
    3,120,452.60x = 4,675,430.10 × 2,669,055.80
  4. Step 4: Simplify right side
    3,120,452.60x = 12,478,983,825,899.58
  5. Step 5: Solve for x
    x = 12,478,983,825,899.58/3,120,452.60
  6. Step 6: Final answer
    x = 3,999,094.18

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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.