Home / 3,913,285.08-5,401,107.95-2,538,332.76

Finding the Fourth Proportional to 3,913,285.08, 5,401,107.95 and 2,538,332.76

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Solution

The fourth proportional to 3,913,285.08, 5,401,107.95 and 2,538,332.76 is: 3,503,401.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,913,285.08 : 5,401,107.95 = 2,538,332.76 : x
  2. Step 2: Convert to fraction form
    3,913,285.08/5,401,107.95 = 2,538,332.76/x
  3. Step 3: Cross multiply
    3,913,285.08x = 5,401,107.95 × 2,538,332.76
  4. Step 4: Simplify right side
    3,913,285.08x = 13,709,809,237,089.78
  5. Step 5: Solve for x
    x = 13,709,809,237,089.78/3,913,285.08
  6. Step 6: Final answer
    x = 3,503,401.61

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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.