Home / 2,078,609.04-3,118,176-658,157.40

Finding the Fourth Proportional to 2,078,609.04, 3,118,176 and 658,157.40

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Solution

The fourth proportional to 2,078,609.04, 3,118,176 and 658,157.40 is: 987,319.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,609.04 : 3,118,176 = 658,157.40 : x
  2. Step 2: Convert to fraction form
    2,078,609.04/3,118,176 = 658,157.40/x
  3. Step 3: Cross multiply
    2,078,609.04x = 3,118,176 × 658,157.40
  4. Step 4: Simplify right side
    2,078,609.04x = 2,052,250,608,902.40
  5. Step 5: Solve for x
    x = 2,052,250,608,902.40/2,078,609.04
  6. Step 6: Final answer
    x = 987,319.20

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Double scale
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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.