Home / 1,254,998.75-1,731,911.63-682,038.90

Finding the Fourth Proportional to 1,254,998.75, 1,731,911.63 and 682,038.90

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Solution

The fourth proportional to 1,254,998.75, 1,731,911.63 and 682,038.90 is: 941,220.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,998.75 : 1,731,911.63 = 682,038.90 : x
  2. Step 2: Convert to fraction form
    1,254,998.75/1,731,911.63 = 682,038.90/x
  3. Step 3: Cross multiply
    1,254,998.75x = 1,731,911.63 × 682,038.90
  4. Step 4: Simplify right side
    1,254,998.75x = 1,181,231,099,612.21
  5. Step 5: Solve for x
    x = 1,181,231,099,612.21/1,254,998.75
  6. Step 6: Final answer
    x = 941,220.94

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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.