Home / 1,020,273.79-1,408,131.80-590,834.47

Finding the Fourth Proportional to 1,020,273.79, 1,408,131.80 and 590,834.47

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Solution

The fourth proportional to 1,020,273.79, 1,408,131.80 and 590,834.47 is: 815,440.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,273.79 : 1,408,131.80 = 590,834.47 : x
  2. Step 2: Convert to fraction form
    1,020,273.79/1,408,131.80 = 590,834.47/x
  3. Step 3: Cross multiply
    1,020,273.79x = 1,408,131.80 × 590,834.47
  4. Step 4: Simplify right side
    1,020,273.79x = 831,972,802,788.97
  5. Step 5: Solve for x
    x = 831,972,802,788.97/1,020,273.79
  6. Step 6: Final answer
    x = 815,440.73

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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.