Home / 1,089,760.83-1,634,784.07-360,041.61

Finding the Fourth Proportional to 1,089,760.83, 1,634,784.07 and 360,041.61

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Solution

The fourth proportional to 1,089,760.83, 1,634,784.07 and 360,041.61 is: 540,109.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,760.83 : 1,634,784.07 = 360,041.61 : x
  2. Step 2: Convert to fraction form
    1,089,760.83/1,634,784.07 = 360,041.61/x
  3. Step 3: Cross multiply
    1,089,760.83x = 1,634,784.07 × 360,041.61
  4. Step 4: Simplify right side
    1,089,760.83x = 588,590,288,565.15
  5. Step 5: Solve for x
    x = 588,590,288,565.15/1,089,760.83
  6. Step 6: Final answer
    x = 540,109.60

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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.