Home / 1,346,914.80-2,020,372.20-1,107,766.35

Finding the Fourth Proportional to 1,346,914.80, 2,020,372.20 and 1,107,766.35

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Solution

The fourth proportional to 1,346,914.80, 2,020,372.20 and 1,107,766.35 is: 1,661,649.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,914.80 : 2,020,372.20 = 1,107,766.35 : x
  2. Step 2: Convert to fraction form
    1,346,914.80/2,020,372.20 = 1,107,766.35/x
  3. Step 3: Cross multiply
    1,346,914.80x = 2,020,372.20 × 1,107,766.35
  4. Step 4: Simplify right side
    1,346,914.80x = 2,238,100,337,635.47
  5. Step 5: Solve for x
    x = 2,238,100,337,635.47/1,346,914.80
  6. Step 6: Final answer
    x = 1,661,649.53

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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.