Home / 1,170,870.59-1,755,109.53-664,361.56

Finding the Fourth Proportional to 1,170,870.59, 1,755,109.53 and 664,361.56

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Solution

The fourth proportional to 1,170,870.59, 1,755,109.53 and 664,361.56 is: 995,863.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,870.59 : 1,755,109.53 = 664,361.56 : x
  2. Step 2: Convert to fraction form
    1,170,870.59/1,755,109.53 = 664,361.56/x
  3. Step 3: Cross multiply
    1,170,870.59x = 1,755,109.53 × 664,361.56
  4. Step 4: Simplify right side
    1,170,870.59x = 1,166,027,312,151.99
  5. Step 5: Solve for x
    x = 1,166,027,312,151.99/1,170,870.59
  6. Step 6: Final answer
    x = 995,863.52

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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.