Home / 909,841.86-1,365,945.39-699,627.38

Finding the Fourth Proportional to 909,841.86, 1,365,945.39 and 699,627.38

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Solution

The fourth proportional to 909,841.86, 1,365,945.39 and 699,627.38 is: 1,050,350.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,841.86 : 1,365,945.39 = 699,627.38 : x
  2. Step 2: Convert to fraction form
    909,841.86/1,365,945.39 = 699,627.38/x
  3. Step 3: Cross multiply
    909,841.86x = 1,365,945.39 × 699,627.38
  4. Step 4: Simplify right side
    909,841.86x = 955,652,794,428.78
  5. Step 5: Solve for x
    x = 955,652,794,428.78/909,841.86
  6. Step 6: Final answer
    x = 1,050,350.44

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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.