Home / 1,089,441.48-1,634,424.64-341,487.48

Finding the Fourth Proportional to 1,089,441.48, 1,634,424.64 and 341,487.48

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Solution

The fourth proportional to 1,089,441.48, 1,634,424.64 and 341,487.48 is: 512,313.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,441.48 : 1,634,424.64 = 341,487.48 : x
  2. Step 2: Convert to fraction form
    1,089,441.48/1,634,424.64 = 341,487.48/x
  3. Step 3: Cross multiply
    1,089,441.48x = 1,634,424.64 × 341,487.48
  4. Step 4: Simplify right side
    1,089,441.48x = 558,135,551,563.51
  5. Step 5: Solve for x
    x = 558,135,551,563.51/1,089,441.48
  6. Step 6: Final answer
    x = 512,313.48

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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.