Home / 3,913,285.83-5,401,108.98-2,538,333.51

Finding the Fourth Proportional to 3,913,285.83, 5,401,108.98 and 2,538,333.51

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Solution

The fourth proportional to 3,913,285.83, 5,401,108.98 and 2,538,333.51 is: 3,503,402.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,913,285.83 : 5,401,108.98 = 2,538,333.51 : x
  2. Step 2: Convert to fraction form
    3,913,285.83/5,401,108.98 = 2,538,333.51/x
  3. Step 3: Cross multiply
    3,913,285.83x = 5,401,108.98 × 2,538,333.51
  4. Step 4: Simplify right side
    3,913,285.83x = 13,709,815,915,095.92
  5. Step 5: Solve for x
    x = 13,709,815,915,095.92/3,913,285.83
  6. Step 6: Final answer
    x = 3,503,402.64

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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.