Home / 1,038,989.21-1,433,791.09-580,110.84

Finding the Fourth Proportional to 1,038,989.21, 1,433,791.09 and 580,110.84

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Solution

The fourth proportional to 1,038,989.21, 1,433,791.09 and 580,110.84 is: 800,545.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,989.21 : 1,433,791.09 = 580,110.84 : x
  2. Step 2: Convert to fraction form
    1,038,989.21/1,433,791.09 = 580,110.84/x
  3. Step 3: Cross multiply
    1,038,989.21x = 1,433,791.09 × 580,110.84
  4. Step 4: Simplify right side
    1,038,989.21x = 831,757,750,703.86
  5. Step 5: Solve for x
    x = 831,757,750,703.86/1,038,989.21
  6. Step 6: Final answer
    x = 800,545.13

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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.