Home / 1,068,908.04-1,603,323.18-320,934.60

Finding the Fourth Proportional to 1,068,908.04, 1,603,323.18 and 320,934.60

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Solution

The fourth proportional to 1,068,908.04, 1,603,323.18 and 320,934.60 is: 481,390.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,908.04 : 1,603,323.18 = 320,934.60 : x
  2. Step 2: Convert to fraction form
    1,068,908.04/1,603,323.18 = 320,934.60/x
  3. Step 3: Cross multiply
    1,068,908.04x = 1,603,323.18 × 320,934.60
  4. Step 4: Simplify right side
    1,068,908.04x = 514,561,883,444.03
  5. Step 5: Solve for x
    x = 514,561,883,444.03/1,068,908.04
  6. Step 6: Final answer
    x = 481,390.23

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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.