Home / 1,159,579.09-1,739,532.66-449,678.89

Finding the Fourth Proportional to 1,159,579.09, 1,739,532.66 and 449,678.89

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Solution

The fourth proportional to 1,159,579.09, 1,739,532.66 and 449,678.89 is: 674,581.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,579.09 : 1,739,532.66 = 449,678.89 : x
  2. Step 2: Convert to fraction form
    1,159,579.09/1,739,532.66 = 449,678.89/x
  3. Step 3: Cross multiply
    1,159,579.09x = 1,739,532.66 × 449,678.89
  4. Step 4: Simplify right side
    1,159,579.09x = 782,231,115,667.55
  5. Step 5: Solve for x
    x = 782,231,115,667.55/1,159,579.09
  6. Step 6: Final answer
    x = 674,581.94

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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.