Home / 3,813,616.16-5,720,419.20-973,728.80

Finding the Fourth Proportional to 3,813,616.16, 5,720,419.20 and 973,728.80

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Solution

The fourth proportional to 3,813,616.16, 5,720,419.20 and 973,728.80 is: 1,460,591.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,813,616.16 : 5,720,419.20 = 973,728.80 : x
  2. Step 2: Convert to fraction form
    3,813,616.16/5,720,419.20 = 973,728.80/x
  3. Step 3: Cross multiply
    3,813,616.16x = 5,720,419.20 × 973,728.80
  4. Step 4: Simplify right side
    3,813,616.16x = 5,570,136,923,112.96
  5. Step 5: Solve for x
    x = 5,570,136,923,112.96/3,813,616.16
  6. Step 6: Final answer
    x = 1,460,591.91

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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.