Home / 2,774,675.23-3,827,988.80-1,686,549.78

Finding the Fourth Proportional to 2,774,675.23, 3,827,988.80 and 1,686,549.78

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Solution

The fourth proportional to 2,774,675.23, 3,827,988.80 and 1,686,549.78 is: 2,326,792.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,774,675.23 : 3,827,988.80 = 1,686,549.78 : x
  2. Step 2: Convert to fraction form
    2,774,675.23/3,827,988.80 = 1,686,549.78/x
  3. Step 3: Cross multiply
    2,774,675.23x = 3,827,988.80 × 1,686,549.78
  4. Step 4: Simplify right side
    2,774,675.23x = 6,456,093,660,049.72
  5. Step 5: Solve for x
    x = 6,456,093,660,049.72/2,774,675.23
  6. Step 6: Final answer
    x = 2,326,792.55

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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.