Home / 2,012,459.72-3,018,049.14-664,371.32

Finding the Fourth Proportional to 2,012,459.72, 3,018,049.14 and 664,371.32

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Solution

The fourth proportional to 2,012,459.72, 3,018,049.14 and 664,371.32 is: 996,345.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,012,459.72 : 3,018,049.14 = 664,371.32 : x
  2. Step 2: Convert to fraction form
    2,012,459.72/3,018,049.14 = 664,371.32/x
  3. Step 3: Cross multiply
    2,012,459.72x = 3,018,049.14 × 664,371.32
  4. Step 4: Simplify right side
    2,012,459.72x = 2,005,105,290,966.66
  5. Step 5: Solve for x
    x = 2,005,105,290,966.66/2,012,459.72
  6. Step 6: Final answer
    x = 996,345.55

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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.