Home / 2,345,115.34-3,231,836.20-1,879,440.26

Finding the Fourth Proportional to 2,345,115.34, 3,231,836.20 and 1,879,440.26

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Solution

The fourth proportional to 2,345,115.34, 3,231,836.20 and 1,879,440.26 is: 2,590,082.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,345,115.34 : 3,231,836.20 = 1,879,440.26 : x
  2. Step 2: Convert to fraction form
    2,345,115.34/3,231,836.20 = 1,879,440.26/x
  3. Step 3: Cross multiply
    2,345,115.34x = 3,231,836.20 × 1,879,440.26
  4. Step 4: Simplify right side
    2,345,115.34x = 6,074,043,071,386.40
  5. Step 5: Solve for x
    x = 6,074,043,071,386.40/2,345,115.34
  6. Step 6: Final answer
    x = 2,590,082.87

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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.