Home / 3,461,988.06-4,777,293.33-1,913,231.21

Finding the Fourth Proportional to 3,461,988.06, 4,777,293.33 and 1,913,231.21

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Solution

The fourth proportional to 3,461,988.06, 4,777,293.33 and 1,913,231.21 is: 2,640,120.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,461,988.06 : 4,777,293.33 = 1,913,231.21 : x
  2. Step 2: Convert to fraction form
    3,461,988.06/4,777,293.33 = 1,913,231.21/x
  3. Step 3: Cross multiply
    3,461,988.06x = 4,777,293.33 × 1,913,231.21
  4. Step 4: Simplify right side
    3,461,988.06x = 9,140,066,674,394.36
  5. Step 5: Solve for x
    x = 9,140,066,674,394.36/3,461,988.06
  6. Step 6: Final answer
    x = 2,640,120.80

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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.