Home / 1,175,180.35-1,611,187.11-1,153,922.71

Finding the Fourth Proportional to 1,175,180.35, 1,611,187.11 and 1,153,922.71

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Solution

The fourth proportional to 1,175,180.35, 1,611,187.11 and 1,153,922.71 is: 1,582,042.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,180.35 : 1,611,187.11 = 1,153,922.71 : x
  2. Step 2: Convert to fraction form
    1,175,180.35/1,611,187.11 = 1,153,922.71/x
  3. Step 3: Cross multiply
    1,175,180.35x = 1,611,187.11 × 1,153,922.71
  4. Step 4: Simplify right side
    1,175,180.35x = 1,859,185,396,288.27
  5. Step 5: Solve for x
    x = 1,859,185,396,288.27/1,175,180.35
  6. Step 6: Final answer
    x = 1,582,042.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.