Home / 1,685,266-2,325,368.12-996,966.88

Finding the Fourth Proportional to 1,685,266, 2,325,368.12 and 996,966.88

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Solution

The fourth proportional to 1,685,266, 2,325,368.12 and 996,966.88 is: 1,375,637.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,685,266 : 2,325,368.12 = 996,966.88 : x
  2. Step 2: Convert to fraction form
    1,685,266/2,325,368.12 = 996,966.88/x
  3. Step 3: Cross multiply
    1,685,266x = 2,325,368.12 × 996,966.88
  4. Step 4: Simplify right side
    1,685,266x = 2,318,314,999,447.87
  5. Step 5: Solve for x
    x = 2,318,314,999,447.87/1,685,266
  6. Step 6: Final answer
    x = 1,375,637.44

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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.