Home / 3,820,931.84-5,726,673.84-1,928,214.56

Finding the Fourth Proportional to 3,820,931.84, 5,726,673.84 and 1,928,214.56

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Solution

The fourth proportional to 3,820,931.84, 5,726,673.84 and 1,928,214.56 is: 2,889,937.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,820,931.84 : 5,726,673.84 = 1,928,214.56 : x
  2. Step 2: Convert to fraction form
    3,820,931.84/5,726,673.84 = 1,928,214.56/x
  3. Step 3: Cross multiply
    3,820,931.84x = 5,726,673.84 × 1,928,214.56
  4. Step 4: Simplify right side
    3,820,931.84x = 11,042,255,878,659.11
  5. Step 5: Solve for x
    x = 11,042,255,878,659.11/3,820,931.84
  6. Step 6: Final answer
    x = 2,889,937.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.