Home / 4,855,990.65-6,701,268.36-2,680,535.28

Finding the Fourth Proportional to 4,855,990.65, 6,701,268.36 and 2,680,535.28

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Solution

The fourth proportional to 4,855,990.65, 6,701,268.36 and 2,680,535.28 is: 3,699,139.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,855,990.65 : 6,701,268.36 = 2,680,535.28 : x
  2. Step 2: Convert to fraction form
    4,855,990.65/6,701,268.36 = 2,680,535.28/x
  3. Step 3: Cross multiply
    4,855,990.65x = 6,701,268.36 × 2,680,535.28
  4. Step 4: Simplify right side
    4,855,990.65x = 17,962,986,259,727.74
  5. Step 5: Solve for x
    x = 17,962,986,259,727.74/4,855,990.65
  6. Step 6: Final answer
    x = 3,699,139.38

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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.