Home / 1,694,660.91-2,338,623.01-920,284.98

Finding the Fourth Proportional to 1,694,660.91, 2,338,623.01 and 920,284.98

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Solution

The fourth proportional to 1,694,660.91, 2,338,623.01 and 920,284.98 is: 1,269,988.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,694,660.91 : 2,338,623.01 = 920,284.98 : x
  2. Step 2: Convert to fraction form
    1,694,660.91/2,338,623.01 = 920,284.98/x
  3. Step 3: Cross multiply
    1,694,660.91x = 2,338,623.01 × 920,284.98
  4. Step 4: Simplify right side
    1,694,660.91x = 2,152,199,629,985.39
  5. Step 5: Solve for x
    x = 2,152,199,629,985.39/1,694,660.91
  6. Step 6: Final answer
    x = 1,269,988.36

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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.