Home / 2,512,427.40-3,767,474.70-1,091,752.20

Finding the Fourth Proportional to 2,512,427.40, 3,767,474.70 and 1,091,752.20

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Solution

The fourth proportional to 2,512,427.40, 3,767,474.70 and 1,091,752.20 is: 1,637,121.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,512,427.40 : 3,767,474.70 = 1,091,752.20 : x
  2. Step 2: Convert to fraction form
    2,512,427.40/3,767,474.70 = 1,091,752.20/x
  3. Step 3: Cross multiply
    2,512,427.40x = 3,767,474.70 × 1,091,752.20
  4. Step 4: Simplify right side
    2,512,427.40x = 4,113,148,792,169.34
  5. Step 5: Solve for x
    x = 4,113,148,792,169.34/2,512,427.40
  6. Step 6: Final answer
    x = 1,637,121.45

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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.