Home / 2,772,612.66-4,159,315.72-853,686.24

Finding the Fourth Proportional to 2,772,612.66, 4,159,315.72 and 853,686.24

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Solution

The fourth proportional to 2,772,612.66, 4,159,315.72 and 853,686.24 is: 1,280,651.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,772,612.66 : 4,159,315.72 = 853,686.24 : x
  2. Step 2: Convert to fraction form
    2,772,612.66/4,159,315.72 = 853,686.24/x
  3. Step 3: Cross multiply
    2,772,612.66x = 4,159,315.72 × 853,686.24
  4. Step 4: Simplify right side
    2,772,612.66x = 3,550,750,597,979.69
  5. Step 5: Solve for x
    x = 3,550,750,597,979.69/2,772,612.66
  6. Step 6: Final answer
    x = 1,280,651.51

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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.