Home / 1,089,839.12-1,634,757.24-341,943.44

Finding the Fourth Proportional to 1,089,839.12, 1,634,757.24 and 341,943.44

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Solution

The fourth proportional to 1,089,839.12, 1,634,757.24 and 341,943.44 is: 512,914.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,839.12 : 1,634,757.24 = 341,943.44 : x
  2. Step 2: Convert to fraction form
    1,089,839.12/1,634,757.24 = 341,943.44/x
  3. Step 3: Cross multiply
    1,089,839.12x = 1,634,757.24 × 341,943.44
  4. Step 4: Simplify right side
    1,089,839.12x = 558,994,514,210.51
  5. Step 5: Solve for x
    x = 558,994,514,210.51/1,089,839.12
  6. Step 6: Final answer
    x = 512,914.71

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1.5x scale

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.