Home / 1,133,105.13-1,699,490.09-413,278.34

Finding the Fourth Proportional to 1,133,105.13, 1,699,490.09 and 413,278.34

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Solution

The fourth proportional to 1,133,105.13, 1,699,490.09 and 413,278.34 is: 619,856.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,105.13 : 1,699,490.09 = 413,278.34 : x
  2. Step 2: Convert to fraction form
    1,133,105.13/1,699,490.09 = 413,278.34/x
  3. Step 3: Cross multiply
    1,133,105.13x = 1,699,490.09 × 413,278.34
  4. Step 4: Simplify right side
    1,133,105.13x = 702,362,432,677.81
  5. Step 5: Solve for x
    x = 702,362,432,677.81/1,133,105.13
  6. Step 6: Final answer
    x = 619,856.37

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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.