Home / 1,997,065.20-2,995,597.80-577,167.60

Finding the Fourth Proportional to 1,997,065.20, 2,995,597.80 and 577,167.60

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Solution

The fourth proportional to 1,997,065.20, 2,995,597.80 and 577,167.60 is: 865,751.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,997,065.20 : 2,995,597.80 = 577,167.60 : x
  2. Step 2: Convert to fraction form
    1,997,065.20/2,995,597.80 = 577,167.60/x
  3. Step 3: Cross multiply
    1,997,065.20x = 2,995,597.80 × 577,167.60
  4. Step 4: Simplify right side
    1,997,065.20x = 1,728,961,992,791.28
  5. Step 5: Solve for x
    x = 1,728,961,992,791.28/1,997,065.20
  6. Step 6: Final answer
    x = 865,751.40

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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.