Home / 1,061,494.32-1,464,625.08-890,105.52

Finding the Fourth Proportional to 1,061,494.32, 1,464,625.08 and 890,105.52

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Solution

The fourth proportional to 1,061,494.32, 1,464,625.08 and 890,105.52 is: 1,228,146.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,061,494.32 : 1,464,625.08 = 890,105.52 : x
  2. Step 2: Convert to fraction form
    1,061,494.32/1,464,625.08 = 890,105.52/x
  3. Step 3: Cross multiply
    1,061,494.32x = 1,464,625.08 × 890,105.52
  4. Step 4: Simplify right side
    1,061,494.32x = 1,303,670,868,438.44
  5. Step 5: Solve for x
    x = 1,303,670,868,438.44/1,061,494.32
  6. Step 6: Final answer
    x = 1,228,146.82

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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.