Home / 1,952,077.80-2,928,116.70-1,644,148.20

Finding the Fourth Proportional to 1,952,077.80, 2,928,116.70 and 1,644,148.20

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Solution

The fourth proportional to 1,952,077.80, 2,928,116.70 and 1,644,148.20 is: 2,466,222.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,952,077.80 : 2,928,116.70 = 1,644,148.20 : x
  2. Step 2: Convert to fraction form
    1,952,077.80/2,928,116.70 = 1,644,148.20/x
  3. Step 3: Cross multiply
    1,952,077.80x = 2,928,116.70 × 1,644,148.20
  4. Step 4: Simplify right side
    1,952,077.80x = 4,814,257,801,694.94
  5. Step 5: Solve for x
    x = 4,814,257,801,694.94/1,952,077.80
  6. Step 6: Final answer
    x = 2,466,222.30

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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.