Home / 1,089,961.74-1,635,011.73-342,037.26

Finding the Fourth Proportional to 1,089,961.74, 1,635,011.73 and 342,037.26

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Solution

The fourth proportional to 1,089,961.74, 1,635,011.73 and 342,037.26 is: 513,077.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,961.74 : 1,635,011.73 = 342,037.26 : x
  2. Step 2: Convert to fraction form
    1,089,961.74/1,635,011.73 = 342,037.26/x
  3. Step 3: Cross multiply
    1,089,961.74x = 1,635,011.73 × 342,037.26
  4. Step 4: Simplify right side
    1,089,961.74x = 559,234,932,197.06
  5. Step 5: Solve for x
    x = 559,234,932,197.06/1,089,961.74
  6. Step 6: Final answer
    x = 513,077.58

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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.