Home / 1,036,342.79-1,554,514.18-404,813.73

Finding the Fourth Proportional to 1,036,342.79, 1,554,514.18 and 404,813.73

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Solution

The fourth proportional to 1,036,342.79, 1,554,514.18 and 404,813.73 is: 607,220.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,342.79 : 1,554,514.18 = 404,813.73 : x
  2. Step 2: Convert to fraction form
    1,036,342.79/1,554,514.18 = 404,813.73/x
  3. Step 3: Cross multiply
    1,036,342.79x = 1,554,514.18 × 404,813.73
  4. Step 4: Simplify right side
    1,036,342.79x = 629,288,683,543.69
  5. Step 5: Solve for x
    x = 629,288,683,543.69/1,036,342.79
  6. Step 6: Final answer
    x = 607,220.59

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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.