Home / 3,146,349.88-4,339,496.13-2,153,506.15

Finding the Fourth Proportional to 3,146,349.88, 4,339,496.13 and 2,153,506.15

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Solution

The fourth proportional to 3,146,349.88, 4,339,496.13 and 2,153,506.15 is: 2,970,150.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,146,349.88 : 4,339,496.13 = 2,153,506.15 : x
  2. Step 2: Convert to fraction form
    3,146,349.88/4,339,496.13 = 2,153,506.15/x
  3. Step 3: Cross multiply
    3,146,349.88x = 4,339,496.13 × 2,153,506.15
  4. Step 4: Simplify right side
    3,146,349.88x = 9,345,131,603,856.20
  5. Step 5: Solve for x
    x = 9,345,131,603,856.20/3,146,349.88
  6. Step 6: Final answer
    x = 2,970,150.16

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Double scale
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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.