Home / 4,947,279.80-7,420,919.70-1,752,510.20

Finding the Fourth Proportional to 4,947,279.80, 7,420,919.70 and 1,752,510.20

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Solution

The fourth proportional to 4,947,279.80, 7,420,919.70 and 1,752,510.20 is: 2,628,765.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,947,279.80 : 7,420,919.70 = 1,752,510.20 : x
  2. Step 2: Convert to fraction form
    4,947,279.80/7,420,919.70 = 1,752,510.20/x
  3. Step 3: Cross multiply
    4,947,279.80x = 7,420,919.70 × 1,752,510.20
  4. Step 4: Simplify right side
    4,947,279.80x = 13,005,237,467,630.94
  5. Step 5: Solve for x
    x = 13,005,237,467,630.94/4,947,279.80
  6. Step 6: Final answer
    x = 2,628,765.30

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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.