Home / 1,676,060.63-2,313,039.83-987,761.53

Finding the Fourth Proportional to 1,676,060.63, 2,313,039.83 and 987,761.53

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Solution

The fourth proportional to 1,676,060.63, 2,313,039.83 and 987,761.53 is: 1,363,155.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,676,060.63 : 2,313,039.83 = 987,761.53 : x
  2. Step 2: Convert to fraction form
    1,676,060.63/2,313,039.83 = 987,761.53/x
  3. Step 3: Cross multiply
    1,676,060.63x = 2,313,039.83 × 987,761.53
  4. Step 4: Simplify right side
    1,676,060.63x = 2,284,731,761,431.74
  5. Step 5: Solve for x
    x = 2,284,731,761,431.74/1,676,060.63
  6. Step 6: Final answer
    x = 1,363,155.80

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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.