Home / 1,622,211.28-2,238,666.08-897,108.12

Finding the Fourth Proportional to 1,622,211.28, 2,238,666.08 and 897,108.12

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Solution

The fourth proportional to 1,622,211.28, 2,238,666.08 and 897,108.12 is: 1,238,017.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,211.28 : 2,238,666.08 = 897,108.12 : x
  2. Step 2: Convert to fraction form
    1,622,211.28/2,238,666.08 = 897,108.12/x
  3. Step 3: Cross multiply
    1,622,211.28x = 2,238,666.08 × 897,108.12
  4. Step 4: Simplify right side
    1,622,211.28x = 2,008,325,518,336.57
  5. Step 5: Solve for x
    x = 2,008,325,518,336.57/1,622,211.28
  6. Step 6: Final answer
    x = 1,238,017.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.