Home / 2,455,153.28-3,387,978.24-1,352,370.32

Finding the Fourth Proportional to 2,455,153.28, 3,387,978.24 and 1,352,370.32

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Solution

The fourth proportional to 2,455,153.28, 3,387,978.24 and 1,352,370.32 is: 1,866,197.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,455,153.28 : 3,387,978.24 = 1,352,370.32 : x
  2. Step 2: Convert to fraction form
    2,455,153.28/3,387,978.24 = 1,352,370.32/x
  3. Step 3: Cross multiply
    2,455,153.28x = 3,387,978.24 × 1,352,370.32
  4. Step 4: Simplify right side
    2,455,153.28x = 4,581,801,216,581.84
  5. Step 5: Solve for x
    x = 4,581,801,216,581.84/2,455,153.28
  6. Step 6: Final answer
    x = 1,866,197.62

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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.