Home / 1,036,342.90-1,554,514.36-404,813.84

Finding the Fourth Proportional to 1,036,342.90, 1,554,514.36 and 404,813.84

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Solution

The fourth proportional to 1,036,342.90, 1,554,514.36 and 404,813.84 is: 607,220.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,342.90 : 1,554,514.36 = 404,813.84 : x
  2. Step 2: Convert to fraction form
    1,036,342.90/1,554,514.36 = 404,813.84/x
  3. Step 3: Cross multiply
    1,036,342.90x = 1,554,514.36 × 404,813.84
  4. Step 4: Simplify right side
    1,036,342.90x = 629,288,927,406.74
  5. Step 5: Solve for x
    x = 629,288,927,406.74/1,036,342.90
  6. Step 6: Final answer
    x = 607,220.76

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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.