Home / 2,129,830.38-3,196,287.09-833,174.01

Finding the Fourth Proportional to 2,129,830.38, 3,196,287.09 and 833,174.01

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Solution

The fourth proportional to 2,129,830.38, 3,196,287.09 and 833,174.01 is: 1,250,364.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,129,830.38 : 3,196,287.09 = 833,174.01 : x
  2. Step 2: Convert to fraction form
    2,129,830.38/3,196,287.09 = 833,174.01/x
  3. Step 3: Cross multiply
    2,129,830.38x = 3,196,287.09 × 833,174.01
  4. Step 4: Simplify right side
    2,129,830.38x = 2,663,063,331,886.53
  5. Step 5: Solve for x
    x = 2,663,063,331,886.53/2,129,830.38
  6. Step 6: Final answer
    x = 1,250,364.05

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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.