Home / 2,772,600.71-4,159,297.79-853,674.28

Finding the Fourth Proportional to 2,772,600.71, 4,159,297.79 and 853,674.28

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Solution

The fourth proportional to 2,772,600.71, 4,159,297.79 and 853,674.28 is: 1,280,633.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,772,600.71 : 4,159,297.79 = 853,674.28 : x
  2. Step 2: Convert to fraction form
    2,772,600.71/4,159,297.79 = 853,674.28/x
  3. Step 3: Cross multiply
    2,772,600.71x = 4,159,297.79 × 853,674.28
  4. Step 4: Simplify right side
    2,772,600.71x = 3,550,685,537,919.78
  5. Step 5: Solve for x
    x = 3,550,685,537,919.78/2,772,600.71
  6. Step 6: Final answer
    x = 1,280,633.57

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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.