Home / 3,819,925.92-5,271,500.52-2,101,177.20

Finding the Fourth Proportional to 3,819,925.92, 5,271,500.52 and 2,101,177.20

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Solution

The fourth proportional to 3,819,925.92, 5,271,500.52 and 2,101,177.20 is: 2,899,626.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,819,925.92 : 5,271,500.52 = 2,101,177.20 : x
  2. Step 2: Convert to fraction form
    3,819,925.92/5,271,500.52 = 2,101,177.20/x
  3. Step 3: Cross multiply
    3,819,925.92x = 5,271,500.52 × 2,101,177.20
  4. Step 4: Simplify right side
    3,819,925.92x = 11,076,356,702,412.14
  5. Step 5: Solve for x
    x = 11,076,356,702,412.14/3,819,925.92
  6. Step 6: Final answer
    x = 2,899,626.05

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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.