Home / 4,845,185.90-6,686,655.16-2,669,728.70

Finding the Fourth Proportional to 4,845,185.90, 6,686,655.16 and 2,669,728.70

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Solution

The fourth proportional to 4,845,185.90, 6,686,655.16 and 2,669,728.70 is: 3,684,390.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,845,185.90 : 6,686,655.16 = 2,669,728.70 : x
  2. Step 2: Convert to fraction form
    4,845,185.90/6,686,655.16 = 2,669,728.70/x
  3. Step 3: Cross multiply
    4,845,185.90x = 6,686,655.16 × 2,669,728.70
  4. Step 4: Simplify right side
    4,845,185.90x = 17,851,555,187,655.09
  5. Step 5: Solve for x
    x = 17,851,555,187,655.09/4,845,185.90
  6. Step 6: Final answer
    x = 3,684,390.15

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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.