Home / 1,296,999.70-1,947,832.35-942,414.10

Finding the Fourth Proportional to 1,296,999.70, 1,947,832.35 and 942,414.10

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Solution

The fourth proportional to 1,296,999.70, 1,947,832.35 and 942,414.10 is: 1,415,316.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,999.70 : 1,947,832.35 = 942,414.10 : x
  2. Step 2: Convert to fraction form
    1,296,999.70/1,947,832.35 = 942,414.10/x
  3. Step 3: Cross multiply
    1,296,999.70x = 1,947,832.35 × 942,414.10
  4. Step 4: Simplify right side
    1,296,999.70x = 1,835,664,671,076.14
  5. Step 5: Solve for x
    x = 1,835,664,671,076.14/1,296,999.70
  6. Step 6: Final answer
    x = 1,415,316.19

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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.