Home / 3,776,122.40-5,211,033.32-2,057,237.60

Finding the Fourth Proportional to 3,776,122.40, 5,211,033.32 and 2,057,237.60

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Solution

The fourth proportional to 3,776,122.40, 5,211,033.32 and 2,057,237.60 is: 2,838,979.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,776,122.40 : 5,211,033.32 = 2,057,237.60 : x
  2. Step 2: Convert to fraction form
    3,776,122.40/5,211,033.32 = 2,057,237.60/x
  3. Step 3: Cross multiply
    3,776,122.40x = 5,211,033.32 × 2,057,237.60
  4. Step 4: Simplify right side
    3,776,122.40x = 10,720,333,680,756.83
  5. Step 5: Solve for x
    x = 10,720,333,680,756.83/3,776,122.40
  6. Step 6: Final answer
    x = 2,838,979.39

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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.