Home / 1,517,135.80-2,275,703.70-1,364,920.60

Finding the Fourth Proportional to 1,517,135.80, 2,275,703.70 and 1,364,920.60

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Solution

The fourth proportional to 1,517,135.80, 2,275,703.70 and 1,364,920.60 is: 2,047,380.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,135.80 : 2,275,703.70 = 1,364,920.60 : x
  2. Step 2: Convert to fraction form
    1,517,135.80/2,275,703.70 = 1,364,920.60/x
  3. Step 3: Cross multiply
    1,517,135.80x = 2,275,703.70 × 1,364,920.60
  4. Step 4: Simplify right side
    1,517,135.80x = 3,106,154,859,626.22
  5. Step 5: Solve for x
    x = 3,106,154,859,626.22/1,517,135.80
  6. Step 6: Final answer
    x = 2,047,380.90

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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.