Home / 1,468,203.20-2,203,600.80-868,414.40

Finding the Fourth Proportional to 1,468,203.20, 2,203,600.80 and 868,414.40

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Solution

The fourth proportional to 1,468,203.20, 2,203,600.80 and 868,414.40 is: 1,303,388.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,468,203.20 : 2,203,600.80 = 868,414.40 : x
  2. Step 2: Convert to fraction form
    1,468,203.20/2,203,600.80 = 868,414.40/x
  3. Step 3: Cross multiply
    1,468,203.20x = 2,203,600.80 × 868,414.40
  4. Step 4: Simplify right side
    1,468,203.20x = 1,913,638,666,571.52
  5. Step 5: Solve for x
    x = 1,913,638,666,571.52/1,468,203.20
  6. Step 6: Final answer
    x = 1,303,388.16

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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.