Home / 1,068,918.04-1,603,338.18-320,944.60

Finding the Fourth Proportional to 1,068,918.04, 1,603,338.18 and 320,944.60

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Solution

The fourth proportional to 1,068,918.04, 1,603,338.18 and 320,944.60 is: 481,405.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,918.04 : 1,603,338.18 = 320,944.60 : x
  2. Step 2: Convert to fraction form
    1,068,918.04/1,603,338.18 = 320,944.60/x
  3. Step 3: Cross multiply
    1,068,918.04x = 1,603,338.18 × 320,944.60
  4. Step 4: Simplify right side
    1,068,918.04x = 514,582,730,844.83
  5. Step 5: Solve for x
    x = 514,582,730,844.83/1,068,918.04
  6. Step 6: Final answer
    x = 481,405.23

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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.