Home / 1,089,761.83-1,634,785.57-360,042.61

Finding the Fourth Proportional to 1,089,761.83, 1,634,785.57 and 360,042.61

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Solution

The fourth proportional to 1,089,761.83, 1,634,785.57 and 360,042.61 is: 540,111.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,761.83 : 1,634,785.57 = 360,042.61 : x
  2. Step 2: Convert to fraction form
    1,089,761.83/1,634,785.57 = 360,042.61/x
  3. Step 3: Cross multiply
    1,089,761.83x = 1,634,785.57 × 360,042.61
  4. Step 4: Simplify right side
    1,089,761.83x = 588,592,463,413.14
  5. Step 5: Solve for x
    x = 588,592,463,413.14/1,089,761.83
  6. Step 6: Final answer
    x = 540,111.10

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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.