Home / 2,181,664.54-3,273,118.89-742,663.90

Finding the Fourth Proportional to 2,181,664.54, 3,273,118.89 and 742,663.90

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Solution

The fourth proportional to 2,181,664.54, 3,273,118.89 and 742,663.90 is: 1,114,207.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,181,664.54 : 3,273,118.89 = 742,663.90 : x
  2. Step 2: Convert to fraction form
    2,181,664.54/3,273,118.89 = 742,663.90/x
  3. Step 3: Cross multiply
    2,181,664.54x = 3,273,118.89 × 742,663.90
  4. Step 4: Simplify right side
    2,181,664.54x = 2,430,827,240,011.07
  5. Step 5: Solve for x
    x = 2,430,827,240,011.07/2,181,664.54
  6. Step 6: Final answer
    x = 1,114,207.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.