Home / 1,017,115.91-1,403,517.72-609,207.27

Finding the Fourth Proportional to 1,017,115.91, 1,403,517.72 and 609,207.27

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Solution

The fourth proportional to 1,017,115.91, 1,403,517.72 and 609,207.27 is: 840,644.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,115.91 : 1,403,517.72 = 609,207.27 : x
  2. Step 2: Convert to fraction form
    1,017,115.91/1,403,517.72 = 609,207.27/x
  3. Step 3: Cross multiply
    1,017,115.91x = 1,403,517.72 × 609,207.27
  4. Step 4: Simplify right side
    1,017,115.91x = 855,033,195,619.16
  5. Step 5: Solve for x
    x = 855,033,195,619.16/1,017,115.91
  6. Step 6: Final answer
    x = 840,644.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.