Home / 1,493,708.86-2,061,308.79-849,129.09

Finding the Fourth Proportional to 1,493,708.86, 2,061,308.79 and 849,129.09

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Solution

The fourth proportional to 1,493,708.86, 2,061,308.79 and 849,129.09 is: 1,171,792.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493,708.86 : 2,061,308.79 = 849,129.09 : x
  2. Step 2: Convert to fraction form
    1,493,708.86/2,061,308.79 = 849,129.09/x
  3. Step 3: Cross multiply
    1,493,708.86x = 2,061,308.79 × 849,129.09
  4. Step 4: Simplify right side
    1,493,708.86x = 1,750,317,257,061.70
  5. Step 5: Solve for x
    x = 1,750,317,257,061.70/1,493,708.86
  6. Step 6: Final answer
    x = 1,171,792.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.