Home / 3,787,296.60-5,226,502.77-2,155,809

Finding the Fourth Proportional to 3,787,296.60, 5,226,502.77 and 2,155,809

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Solution

The fourth proportional to 3,787,296.60, 5,226,502.77 and 2,155,809 is: 2,975,035.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,787,296.60 : 5,226,502.77 = 2,155,809 : x
  2. Step 2: Convert to fraction form
    3,787,296.60/5,226,502.77 = 2,155,809/x
  3. Step 3: Cross multiply
    3,787,296.60x = 5,226,502.77 × 2,155,809
  4. Step 4: Simplify right side
    3,787,296.60x = 11,267,341,710,090.93
  5. Step 5: Solve for x
    x = 11,267,341,710,090.93/3,787,296.60
  6. Step 6: Final answer
    x = 2,975,035.47

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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.