Home / 1,501,266.89-2,252,586.54-817,128.86

Finding the Fourth Proportional to 1,501,266.89, 2,252,586.54 and 817,128.86

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Solution

The fourth proportional to 1,501,266.89, 2,252,586.54 and 817,128.86 is: 1,226,066.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,266.89 : 2,252,586.54 = 817,128.86 : x
  2. Step 2: Convert to fraction form
    1,501,266.89/2,252,586.54 = 817,128.86/x
  3. Step 3: Cross multiply
    1,501,266.89x = 2,252,586.54 × 817,128.86
  4. Step 4: Simplify right side
    1,501,266.89x = 1,840,653,469,059.12
  5. Step 5: Solve for x
    x = 1,840,653,469,059.12/1,501,266.89
  6. Step 6: Final answer
    x = 1,226,066.78

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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.