Home / 1,157,149.18-1,734,192.87-838,372.06

Finding the Fourth Proportional to 1,157,149.18, 1,734,192.87 and 838,372.06

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Solution

The fourth proportional to 1,157,149.18, 1,734,192.87 and 838,372.06 is: 1,256,448.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,149.18 : 1,734,192.87 = 838,372.06 : x
  2. Step 2: Convert to fraction form
    1,157,149.18/1,734,192.87 = 838,372.06/x
  3. Step 3: Cross multiply
    1,157,149.18x = 1,734,192.87 × 838,372.06
  4. Step 4: Simplify right side
    1,157,149.18x = 1,453,898,848,859.21
  5. Step 5: Solve for x
    x = 1,453,898,848,859.21/1,157,149.18
  6. Step 6: Final answer
    x = 1,256,448.93

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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.