Home / 938,101.86-1,294,719.40-593,969.78

Finding the Fourth Proportional to 938,101.86, 1,294,719.40 and 593,969.78

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Solution

The fourth proportional to 938,101.86, 1,294,719.40 and 593,969.78 is: 819,766.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,101.86 : 1,294,719.40 = 593,969.78 : x
  2. Step 2: Convert to fraction form
    938,101.86/1,294,719.40 = 593,969.78/x
  3. Step 3: Cross multiply
    938,101.86x = 1,294,719.40 × 593,969.78
  4. Step 4: Simplify right side
    938,101.86x = 769,024,191,448.60
  5. Step 5: Solve for x
    x = 769,024,191,448.60/938,101.86
  6. Step 6: Final answer
    x = 819,766.19

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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.