Home / 3,231,186.17-4,459,064.04-1,780,885.31

Finding the Fourth Proportional to 3,231,186.17, 4,459,064.04 and 1,780,885.31

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Solution

The fourth proportional to 3,231,186.17, 4,459,064.04 and 1,780,885.31 is: 2,457,636.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,231,186.17 : 4,459,064.04 = 1,780,885.31 : x
  2. Step 2: Convert to fraction form
    3,231,186.17/4,459,064.04 = 1,780,885.31/x
  3. Step 3: Cross multiply
    3,231,186.17x = 4,459,064.04 × 1,780,885.31
  4. Step 4: Simplify right side
    3,231,186.17x = 7,941,081,622,889.93
  5. Step 5: Solve for x
    x = 7,941,081,622,889.93/3,231,186.17
  6. Step 6: Final answer
    x = 2,457,636.68

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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.