Home / 1,116,412.24-1,674,167.60-432,939.24

Finding the Fourth Proportional to 1,116,412.24, 1,674,167.60 and 432,939.24

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Solution

The fourth proportional to 1,116,412.24, 1,674,167.60 and 432,939.24 is: 649,234.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,412.24 : 1,674,167.60 = 432,939.24 : x
  2. Step 2: Convert to fraction form
    1,116,412.24/1,674,167.60 = 432,939.24/x
  3. Step 3: Cross multiply
    1,116,412.24x = 1,674,167.60 × 432,939.24
  4. Step 4: Simplify right side
    1,116,412.24x = 724,812,848,376.62
  5. Step 5: Solve for x
    x = 724,812,848,376.62/1,116,412.24
  6. Step 6: Final answer
    x = 649,234.06

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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.