Home / 1,166,764.20-1,746,647.10-693,205.80

Finding the Fourth Proportional to 1,166,764.20, 1,746,647.10 and 693,205.80

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Solution

The fourth proportional to 1,166,764.20, 1,746,647.10 and 693,205.80 is: 1,037,729.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,764.20 : 1,746,647.10 = 693,205.80 : x
  2. Step 2: Convert to fraction form
    1,166,764.20/1,746,647.10 = 693,205.80/x
  3. Step 3: Cross multiply
    1,166,764.20x = 1,746,647.10 × 693,205.80
  4. Step 4: Simplify right side
    1,166,764.20x = 1,210,785,900,273.18
  5. Step 5: Solve for x
    x = 1,210,785,900,273.18/1,166,764.20
  6. Step 6: Final answer
    x = 1,037,729.73

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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.