Home / 1,089,043.26-1,633,566.52-424,195.26

Finding the Fourth Proportional to 1,089,043.26, 1,633,566.52 and 424,195.26

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Solution

The fourth proportional to 1,089,043.26, 1,633,566.52 and 424,195.26 is: 636,293.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,043.26 : 1,633,566.52 = 424,195.26 : x
  2. Step 2: Convert to fraction form
    1,089,043.26/1,633,566.52 = 424,195.26/x
  3. Step 3: Cross multiply
    1,089,043.26x = 1,633,566.52 × 424,195.26
  4. Step 4: Simplify right side
    1,089,043.26x = 692,951,174,678.70
  5. Step 5: Solve for x
    x = 692,951,174,678.70/1,089,043.26
  6. Step 6: Final answer
    x = 636,293.52

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Double scale
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Similar ratio
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1.5x scale

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.