Home / 1,135,720.43-1,703,212.01-377,358.23

Finding the Fourth Proportional to 1,135,720.43, 1,703,212.01 and 377,358.23

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Solution

The fourth proportional to 1,135,720.43, 1,703,212.01 and 377,358.23 is: 565,914.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,720.43 : 1,703,212.01 = 377,358.23 : x
  2. Step 2: Convert to fraction form
    1,135,720.43/1,703,212.01 = 377,358.23/x
  3. Step 3: Cross multiply
    1,135,720.43x = 1,703,212.01 × 377,358.23
  4. Step 4: Simplify right side
    1,135,720.43x = 642,721,069,408.34
  5. Step 5: Solve for x
    x = 642,721,069,408.34/1,135,720.43
  6. Step 6: Final answer
    x = 565,914.86

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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.