Home / 1,131,840.28-1,698,240.56-532,788.20

Finding the Fourth Proportional to 1,131,840.28, 1,698,240.56 and 532,788.20

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Solution

The fourth proportional to 1,131,840.28, 1,698,240.56 and 532,788.20 is: 799,408.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,840.28 : 1,698,240.56 = 532,788.20 : x
  2. Step 2: Convert to fraction form
    1,131,840.28/1,698,240.56 = 532,788.20/x
  3. Step 3: Cross multiply
    1,131,840.28x = 1,698,240.56 × 532,788.20
  4. Step 4: Simplify right side
    1,131,840.28x = 904,802,531,129.39
  5. Step 5: Solve for x
    x = 904,802,531,129.39/1,131,840.28
  6. Step 6: Final answer
    x = 799,408.32

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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.