Home / 1,493,496.25-2,061,180.36-920,521.69

Finding the Fourth Proportional to 1,493,496.25, 2,061,180.36 and 920,521.69

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Solution

The fourth proportional to 1,493,496.25, 2,061,180.36 and 920,521.69 is: 1,270,415.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493,496.25 : 2,061,180.36 = 920,521.69 : x
  2. Step 2: Convert to fraction form
    1,493,496.25/2,061,180.36 = 920,521.69/x
  3. Step 3: Cross multiply
    1,493,496.25x = 2,061,180.36 × 920,521.69
  4. Step 4: Simplify right side
    1,493,496.25x = 1,897,361,228,382.01
  5. Step 5: Solve for x
    x = 1,897,361,228,382.01/1,493,496.25
  6. Step 6: Final answer
    x = 1,270,415.80

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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.