Home / 1,036,339.21-1,554,508.82-404,810.16

Finding the Fourth Proportional to 1,036,339.21, 1,554,508.82 and 404,810.16

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Solution

The fourth proportional to 1,036,339.21, 1,554,508.82 and 404,810.16 is: 607,215.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,339.21 : 1,554,508.82 = 404,810.16 : x
  2. Step 2: Convert to fraction form
    1,036,339.21/1,554,508.82 = 404,810.16/x
  3. Step 3: Cross multiply
    1,036,339.21x = 1,554,508.82 × 404,810.16
  4. Step 4: Simplify right side
    1,036,339.21x = 629,280,957,051.17
  5. Step 5: Solve for x
    x = 629,280,957,051.17/1,036,339.21
  6. Step 6: Final answer
    x = 607,215.23

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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.