Home / 1,628,230.01-2,245,487.04-1,016,439.53

Finding the Fourth Proportional to 1,628,230.01, 2,245,487.04 and 1,016,439.53

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Solution

The fourth proportional to 1,628,230.01, 2,245,487.04 and 1,016,439.53 is: 1,401,768.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,230.01 : 2,245,487.04 = 1,016,439.53 : x
  2. Step 2: Convert to fraction form
    1,628,230.01/2,245,487.04 = 1,016,439.53/x
  3. Step 3: Cross multiply
    1,628,230.01x = 2,245,487.04 × 1,016,439.53
  4. Step 4: Simplify right side
    1,628,230.01x = 2,282,401,780,331.26
  5. Step 5: Solve for x
    x = 2,282,401,780,331.26/1,628,230.01
  6. Step 6: Final answer
    x = 1,401,768.65

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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.