Home / 5,405,287.22-7,459,297.06-2,957,898.78

Finding the Fourth Proportional to 5,405,287.22, 7,459,297.06 and 2,957,898.78

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Solution

The fourth proportional to 5,405,287.22, 7,459,297.06 and 2,957,898.78 is: 4,081,900.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,405,287.22 : 7,459,297.06 = 2,957,898.78 : x
  2. Step 2: Convert to fraction form
    5,405,287.22/7,459,297.06 = 2,957,898.78/x
  3. Step 3: Cross multiply
    5,405,287.22x = 7,459,297.06 × 2,957,898.78
  4. Step 4: Simplify right side
    5,405,287.22x = 22,063,845,673,431.59
  5. Step 5: Solve for x
    x = 22,063,845,673,431.59/5,405,287.22
  6. Step 6: Final answer
    x = 4,081,900.70

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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.