Home / 3,809,007.84-5,256,416.40-2,090,157.12

Finding the Fourth Proportional to 3,809,007.84, 5,256,416.40 and 2,090,157.12

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Solution

The fourth proportional to 3,809,007.84, 5,256,416.40 and 2,090,157.12 is: 2,884,408.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,809,007.84 : 5,256,416.40 = 2,090,157.12 : x
  2. Step 2: Convert to fraction form
    3,809,007.84/5,256,416.40 = 2,090,157.12/x
  3. Step 3: Cross multiply
    3,809,007.84x = 5,256,416.40 × 2,090,157.12
  4. Step 4: Simplify right side
    3,809,007.84x = 10,986,736,164,144.77
  5. Step 5: Solve for x
    x = 10,986,736,164,144.77/3,809,007.84
  6. Step 6: Final answer
    x = 2,884,408.91

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1.5x scale

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.