Home / 2,772,610.65-4,159,312.71-853,684.23

Finding the Fourth Proportional to 2,772,610.65, 4,159,312.71 and 853,684.23

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Solution

The fourth proportional to 2,772,610.65, 4,159,312.71 and 853,684.23 is: 1,280,648.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,772,610.65 : 4,159,312.71 = 853,684.23 : x
  2. Step 2: Convert to fraction form
    2,772,610.65/4,159,312.71 = 853,684.23/x
  3. Step 3: Cross multiply
    2,772,610.65x = 4,159,312.71 × 853,684.23
  4. Step 4: Simplify right side
    2,772,610.65x = 3,550,739,668,165.56
  5. Step 5: Solve for x
    x = 3,550,739,668,165.56/2,772,610.65
  6. Step 6: Final answer
    x = 1,280,648.50

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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.