Home / 5,239,579.22-7,230,618.24-2,916,421.64

Finding the Fourth Proportional to 5,239,579.22, 7,230,618.24 and 2,916,421.64

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Solution

The fourth proportional to 5,239,579.22, 7,230,618.24 and 2,916,421.64 is: 4,024,661.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,239,579.22 : 7,230,618.24 = 2,916,421.64 : x
  2. Step 2: Convert to fraction form
    5,239,579.22/7,230,618.24 = 2,916,421.64/x
  3. Step 3: Cross multiply
    5,239,579.22x = 7,230,618.24 × 2,916,421.64
  4. Step 4: Simplify right side
    5,239,579.22x = 21,087,531,505,714.71
  5. Step 5: Solve for x
    x = 21,087,531,505,714.71/5,239,579.22
  6. Step 6: Final answer
    x = 4,024,661.26

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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.