Home / 2,880,472.28-4,321,351.95-1,083,371.32

Finding the Fourth Proportional to 2,880,472.28, 4,321,351.95 and 1,083,371.32

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Solution

The fourth proportional to 2,880,472.28, 4,321,351.95 and 1,083,371.32 is: 1,625,299.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,880,472.28 : 4,321,351.95 = 1,083,371.32 : x
  2. Step 2: Convert to fraction form
    2,880,472.28/4,321,351.95 = 1,083,371.32/x
  3. Step 3: Cross multiply
    2,880,472.28x = 4,321,351.95 × 1,083,371.32
  4. Step 4: Simplify right side
    2,880,472.28x = 4,681,628,759,515.34
  5. Step 5: Solve for x
    x = 4,681,628,759,515.34/2,880,472.28
  6. Step 6: Final answer
    x = 1,625,299.02

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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.