Home / 3,188,293.27-4,781,513.39-1,242,588.81

Finding the Fourth Proportional to 3,188,293.27, 4,781,513.39 and 1,242,588.81

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Solution

The fourth proportional to 3,188,293.27, 4,781,513.39 and 1,242,588.81 is: 1,863,522.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188,293.27 : 4,781,513.39 = 1,242,588.81 : x
  2. Step 2: Convert to fraction form
    3,188,293.27/4,781,513.39 = 1,242,588.81/x
  3. Step 3: Cross multiply
    3,188,293.27x = 4,781,513.39 × 1,242,588.81
  4. Step 4: Simplify right side
    3,188,293.27x = 5,941,455,026,267.86
  5. Step 5: Solve for x
    x = 5,941,455,026,267.86/3,188,293.27
  6. Step 6: Final answer
    x = 1,863,522.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.