Home / 1,578,057.32-2,367,185.65-667,069.92

Finding the Fourth Proportional to 1,578,057.32, 2,367,185.65 and 667,069.92

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Solution

The fourth proportional to 1,578,057.32, 2,367,185.65 and 667,069.92 is: 1,000,647.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,578,057.32 : 2,367,185.65 = 667,069.92 : x
  2. Step 2: Convert to fraction form
    1,578,057.32/2,367,185.65 = 667,069.92/x
  3. Step 3: Cross multiply
    1,578,057.32x = 2,367,185.65 × 667,069.92
  4. Step 4: Simplify right side
    1,578,057.32x = 1,579,078,340,502.97
  5. Step 5: Solve for x
    x = 1,579,078,340,502.97/1,578,057.32
  6. Step 6: Final answer
    x = 1,000,647.01

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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.