Home / 1,753,249.40-2,632,331.70-1,089,697.40

Finding the Fourth Proportional to 1,753,249.40, 2,632,331.70 and 1,089,697.40

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Solution

The fourth proportional to 1,753,249.40, 2,632,331.70 and 1,089,697.40 is: 1,636,073.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753,249.40 : 2,632,331.70 = 1,089,697.40 : x
  2. Step 2: Convert to fraction form
    1,753,249.40/2,632,331.70 = 1,089,697.40/x
  3. Step 3: Cross multiply
    1,753,249.40x = 2,632,331.70 × 1,089,697.40
  4. Step 4: Simplify right side
    1,753,249.40x = 2,868,445,009,427.58
  5. Step 5: Solve for x
    x = 2,868,445,009,427.58/1,753,249.40
  6. Step 6: Final answer
    x = 1,636,073.57

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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.