Home / 935,578.80-1,403,368.20-923,137.20

Finding the Fourth Proportional to 935,578.80, 1,403,368.20 and 923,137.20

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Solution

The fourth proportional to 935,578.80, 1,403,368.20 and 923,137.20 is: 1,384,705.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,578.80 : 1,403,368.20 = 923,137.20 : x
  2. Step 2: Convert to fraction form
    935,578.80/1,403,368.20 = 923,137.20/x
  3. Step 3: Cross multiply
    935,578.80x = 1,403,368.20 × 923,137.20
  4. Step 4: Simplify right side
    935,578.80x = 1,295,501,390,717.04
  5. Step 5: Solve for x
    x = 1,295,501,390,717.04/935,578.80
  6. Step 6: Final answer
    x = 1,384,705.80

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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.