Home / 3,571,574.31-4,928,812.20-2,101,807.71

Finding the Fourth Proportional to 3,571,574.31, 4,928,812.20 and 2,101,807.71

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Solution

The fourth proportional to 3,571,574.31, 4,928,812.20 and 2,101,807.71 is: 2,900,517.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,571,574.31 : 4,928,812.20 = 2,101,807.71 : x
  2. Step 2: Convert to fraction form
    3,571,574.31/4,928,812.20 = 2,101,807.71/x
  3. Step 3: Cross multiply
    3,571,574.31x = 4,928,812.20 × 2,101,807.71
  4. Step 4: Simplify right side
    3,571,574.31x = 10,359,415,483,102.06
  5. Step 5: Solve for x
    x = 10,359,415,483,102.06/3,571,574.31
  6. Step 6: Final answer
    x = 2,900,517.97

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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.