Home / 2,797,581.40-4,195,343.94-999,979.72

Finding the Fourth Proportional to 2,797,581.40, 4,195,343.94 and 999,979.72

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Solution

The fourth proportional to 2,797,581.40, 4,195,343.94 and 999,979.72 is: 1,499,602.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,797,581.40 : 4,195,343.94 = 999,979.72 : x
  2. Step 2: Convert to fraction form
    2,797,581.40/4,195,343.94 = 999,979.72/x
  3. Step 3: Cross multiply
    2,797,581.40x = 4,195,343.94 × 999,979.72
  4. Step 4: Simplify right side
    2,797,581.40x = 4,195,258,858,424.90
  5. Step 5: Solve for x
    x = 4,195,258,858,424.90/2,797,581.40
  6. Step 6: Final answer
    x = 1,499,602.07

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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.