Home / 2,171,048.10-2,996,405.10-1,204,489.79

Finding the Fourth Proportional to 2,171,048.10, 2,996,405.10 and 1,204,489.79

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Solution

The fourth proportional to 2,171,048.10, 2,996,405.10 and 1,204,489.79 is: 1,662,394.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,171,048.10 : 2,996,405.10 = 1,204,489.79 : x
  2. Step 2: Convert to fraction form
    2,171,048.10/2,996,405.10 = 1,204,489.79/x
  3. Step 3: Cross multiply
    2,171,048.10x = 2,996,405.10 × 1,204,489.79
  4. Step 4: Simplify right side
    2,171,048.10x = 3,609,139,349,653.93
  5. Step 5: Solve for x
    x = 3,609,139,349,653.93/2,171,048.10
  6. Step 6: Final answer
    x = 1,662,394.93

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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.