Home / 2,442,005.70-3,663,008.55-1,247,612.10

Finding the Fourth Proportional to 2,442,005.70, 3,663,008.55 and 1,247,612.10

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Solution

The fourth proportional to 2,442,005.70, 3,663,008.55 and 1,247,612.10 is: 1,871,418.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,442,005.70 : 3,663,008.55 = 1,247,612.10 : x
  2. Step 2: Convert to fraction form
    2,442,005.70/3,663,008.55 = 1,247,612.10/x
  3. Step 3: Cross multiply
    2,442,005.70x = 3,663,008.55 × 1,247,612.10
  4. Step 4: Simplify right side
    2,442,005.70x = 4,570,013,789,383.46
  5. Step 5: Solve for x
    x = 4,570,013,789,383.46/2,442,005.70
  6. Step 6: Final answer
    x = 1,871,418.15

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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.