Home / 2,857,233.29-4,287,052.27-1,778,648.63

Finding the Fourth Proportional to 2,857,233.29, 4,287,052.27 and 1,778,648.63

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Solution

The fourth proportional to 2,857,233.29, 4,287,052.27 and 1,778,648.63 is: 2,668,721.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,857,233.29 : 4,287,052.27 = 1,778,648.63 : x
  2. Step 2: Convert to fraction form
    2,857,233.29/4,287,052.27 = 1,778,648.63/x
  3. Step 3: Cross multiply
    2,857,233.29x = 4,287,052.27 × 1,778,648.63
  4. Step 4: Simplify right side
    2,857,233.29x = 7,625,159,627,561.94
  5. Step 5: Solve for x
    x = 7,625,159,627,561.94/2,857,233.29
  6. Step 6: Final answer
    x = 2,668,721.41

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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.