Home / 3,701,887.20-5,108,864.40-2,070,446.40

Finding the Fourth Proportional to 3,701,887.20, 5,108,864.40 and 2,070,446.40

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Solution

The fourth proportional to 3,701,887.20, 5,108,864.40 and 2,070,446.40 is: 2,857,361.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,701,887.20 : 5,108,864.40 = 2,070,446.40 : x
  2. Step 2: Convert to fraction form
    3,701,887.20/5,108,864.40 = 2,070,446.40/x
  3. Step 3: Cross multiply
    3,701,887.20x = 5,108,864.40 × 2,070,446.40
  4. Step 4: Simplify right side
    3,701,887.20x = 10,577,629,905,068.16
  5. Step 5: Solve for x
    x = 10,577,629,905,068.16/3,701,887.20
  6. Step 6: Final answer
    x = 2,857,361.48

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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.