Home / 2,114,938.12-3,172,392.06-517,524.16

Finding the Fourth Proportional to 2,114,938.12, 3,172,392.06 and 517,524.16

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Solution

The fourth proportional to 2,114,938.12, 3,172,392.06 and 517,524.16 is: 776,282.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,114,938.12 : 3,172,392.06 = 517,524.16 : x
  2. Step 2: Convert to fraction form
    2,114,938.12/3,172,392.06 = 517,524.16/x
  3. Step 3: Cross multiply
    2,114,938.12x = 3,172,392.06 × 517,524.16
  4. Step 4: Simplify right side
    2,114,938.12x = 1,641,789,536,042.17
  5. Step 5: Solve for x
    x = 1,641,789,536,042.17/2,114,938.12
  6. Step 6: Final answer
    x = 776,282.54

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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.