Home / 1,679,584.40-2,519,376.60-1,655,997.20

Finding the Fourth Proportional to 1,679,584.40, 2,519,376.60 and 1,655,997.20

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Solution

The fourth proportional to 1,679,584.40, 2,519,376.60 and 1,655,997.20 is: 2,483,995.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,584.40 : 2,519,376.60 = 1,655,997.20 : x
  2. Step 2: Convert to fraction form
    1,679,584.40/2,519,376.60 = 1,655,997.20/x
  3. Step 3: Cross multiply
    1,679,584.40x = 2,519,376.60 × 1,655,997.20
  4. Step 4: Simplify right side
    1,679,584.40x = 4,172,080,595,345.52
  5. Step 5: Solve for x
    x = 4,172,080,595,345.52/1,679,584.40
  6. Step 6: Final answer
    x = 2,483,995.80

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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.