Home / 2,880,512.09-4,321,411.51-1,083,411.06

Finding the Fourth Proportional to 2,880,512.09, 4,321,411.51 and 1,083,411.06

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Solution

The fourth proportional to 2,880,512.09, 4,321,411.51 and 1,083,411.06 is: 1,625,358.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,880,512.09 : 4,321,411.51 = 1,083,411.06 : x
  2. Step 2: Convert to fraction form
    2,880,512.09/4,321,411.51 = 1,083,411.06/x
  3. Step 3: Cross multiply
    2,880,512.09x = 4,321,411.51 × 1,083,411.06
  4. Step 4: Simplify right side
    2,880,512.09x = 4,681,865,024,745.30
  5. Step 5: Solve for x
    x = 4,681,865,024,745.30/2,880,512.09
  6. Step 6: Final answer
    x = 1,625,358.57

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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.