Home / 1,919,961.09-2,649,495.47-1,060,502.85

Finding the Fourth Proportional to 1,919,961.09, 2,649,495.47 and 1,060,502.85

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Solution

The fourth proportional to 1,919,961.09, 2,649,495.47 and 1,060,502.85 is: 1,463,465.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,919,961.09 : 2,649,495.47 = 1,060,502.85 : x
  2. Step 2: Convert to fraction form
    1,919,961.09/2,649,495.47 = 1,060,502.85/x
  3. Step 3: Cross multiply
    1,919,961.09x = 2,649,495.47 × 1,060,502.85
  4. Step 4: Simplify right side
    1,919,961.09x = 2,809,797,491,694.58
  5. Step 5: Solve for x
    x = 2,809,797,491,694.58/1,919,961.09
  6. Step 6: Final answer
    x = 1,463,465.85

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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.