Home / 2,107,313.62-3,159,032.83-759,146.52

Finding the Fourth Proportional to 2,107,313.62, 3,159,032.83 and 759,146.52

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Solution

The fourth proportional to 2,107,313.62, 3,159,032.83 and 759,146.52 is: 1,138,021.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107,313.62 : 3,159,032.83 = 759,146.52 : x
  2. Step 2: Convert to fraction form
    2,107,313.62/3,159,032.83 = 759,146.52/x
  3. Step 3: Cross multiply
    2,107,313.62x = 3,159,032.83 × 759,146.52
  4. Step 4: Simplify right side
    2,107,313.62x = 2,398,168,779,460.25
  5. Step 5: Solve for x
    x = 2,398,168,779,460.25/2,107,313.62
  6. Step 6: Final answer
    x = 1,138,021.77

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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.