Home / 3,907,681.12-5,394,446.94-2,619,363.16

Finding the Fourth Proportional to 3,907,681.12, 5,394,446.94 and 2,619,363.16

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Solution

The fourth proportional to 3,907,681.12, 5,394,446.94 and 2,619,363.16 is: 3,615,959.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,907,681.12 : 5,394,446.94 = 2,619,363.16 : x
  2. Step 2: Convert to fraction form
    3,907,681.12/5,394,446.94 = 2,619,363.16/x
  3. Step 3: Cross multiply
    3,907,681.12x = 5,394,446.94 × 2,619,363.16
  4. Step 4: Simplify right side
    3,907,681.12x = 14,130,015,583,210.73
  5. Step 5: Solve for x
    x = 14,130,015,583,210.73/3,907,681.12
  6. Step 6: Final answer
    x = 3,615,959.22

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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.