Home / 2,180,907.28-3,009,441-1,608,255.76

Finding the Fourth Proportional to 2,180,907.28, 3,009,441 and 1,608,255.76

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Solution

The fourth proportional to 2,180,907.28, 3,009,441 and 1,608,255.76 is: 2,219,237.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,180,907.28 : 3,009,441 = 1,608,255.76 : x
  2. Step 2: Convert to fraction form
    2,180,907.28/3,009,441 = 1,608,255.76/x
  3. Step 3: Cross multiply
    2,180,907.28x = 3,009,441 × 1,608,255.76
  4. Step 4: Simplify right side
    2,180,907.28x = 4,839,950,822,630.16
  5. Step 5: Solve for x
    x = 4,839,950,822,630.16/2,180,907.28
  6. Step 6: Final answer
    x = 2,219,237.32

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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.