Home / 1,511,619.20-2,267,428.80-1,364,652.80

Finding the Fourth Proportional to 1,511,619.20, 2,267,428.80 and 1,364,652.80

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Solution

The fourth proportional to 1,511,619.20, 2,267,428.80 and 1,364,652.80 is: 2,046,979.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,619.20 : 2,267,428.80 = 1,364,652.80 : x
  2. Step 2: Convert to fraction form
    1,511,619.20/2,267,428.80 = 1,364,652.80/x
  3. Step 3: Cross multiply
    1,511,619.20x = 2,267,428.80 × 1,364,652.80
  4. Step 4: Simplify right side
    1,511,619.20x = 3,094,253,060,720.64
  5. Step 5: Solve for x
    x = 3,094,253,060,720.64/1,511,619.20
  6. Step 6: Final answer
    x = 2,046,979.20

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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.