Home / 1,679,018.10-2,517,784.11-480,667.38

Finding the Fourth Proportional to 1,679,018.10, 2,517,784.11 and 480,667.38

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Solution

The fourth proportional to 1,679,018.10, 2,517,784.11 and 480,667.38 is: 720,788.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,018.10 : 2,517,784.11 = 480,667.38 : x
  2. Step 2: Convert to fraction form
    1,679,018.10/2,517,784.11 = 480,667.38/x
  3. Step 3: Cross multiply
    1,679,018.10x = 2,517,784.11 × 480,667.38
  4. Step 4: Simplify right side
    1,679,018.10x = 1,210,216,691,559.33
  5. Step 5: Solve for x
    x = 1,210,216,691,559.33/1,679,018.10
  6. Step 6: Final answer
    x = 720,788.35

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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.