Home / 1,778,871.88-2,453,841.02-1,125,295.43

Finding the Fourth Proportional to 1,778,871.88, 2,453,841.02 and 1,125,295.43

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Solution

The fourth proportional to 1,778,871.88, 2,453,841.02 and 1,125,295.43 is: 1,552,273.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,778,871.88 : 2,453,841.02 = 1,125,295.43 : x
  2. Step 2: Convert to fraction form
    1,778,871.88/2,453,841.02 = 1,125,295.43/x
  3. Step 3: Cross multiply
    1,778,871.88x = 2,453,841.02 × 1,125,295.43
  4. Step 4: Simplify right side
    1,778,871.88x = 2,761,296,085,752.54
  5. Step 5: Solve for x
    x = 2,761,296,085,752.54/1,778,871.88
  6. Step 6: Final answer
    x = 1,552,273.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.