Home / 1,997,015.60-2,995,523.40-577,215.20

Finding the Fourth Proportional to 1,997,015.60, 2,995,523.40 and 577,215.20

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Solution

The fourth proportional to 1,997,015.60, 2,995,523.40 and 577,215.20 is: 865,822.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,997,015.60 : 2,995,523.40 = 577,215.20 : x
  2. Step 2: Convert to fraction form
    1,997,015.60/2,995,523.40 = 577,215.20/x
  3. Step 3: Cross multiply
    1,997,015.60x = 2,995,523.40 × 577,215.20
  4. Step 4: Simplify right side
    1,997,015.60x = 1,729,061,638,435.68
  5. Step 5: Solve for x
    x = 1,729,061,638,435.68/1,997,015.60
  6. Step 6: Final answer
    x = 865,822.80

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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.