Home / 3,810,288.60-5,257,293.66-2,156,458.14

Finding the Fourth Proportional to 3,810,288.60, 5,257,293.66 and 2,156,458.14

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Solution

The fourth proportional to 3,810,288.60, 5,257,293.66 and 2,156,458.14 is: 2,975,400.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,810,288.60 : 5,257,293.66 = 2,156,458.14 : x
  2. Step 2: Convert to fraction form
    3,810,288.60/5,257,293.66 = 2,156,458.14/x
  3. Step 3: Cross multiply
    3,810,288.60x = 5,257,293.66 × 2,156,458.14
  4. Step 4: Simplify right side
    3,810,288.60x = 11,337,133,707,477.39
  5. Step 5: Solve for x
    x = 11,337,133,707,477.39/3,810,288.60
  6. Step 6: Final answer
    x = 2,975,400.26

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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.