Home / 2,078,617.04-3,118,188-658,165.40

Finding the Fourth Proportional to 2,078,617.04, 3,118,188 and 658,165.40

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Solution

The fourth proportional to 2,078,617.04, 3,118,188 and 658,165.40 is: 987,331.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,617.04 : 3,118,188 = 658,165.40 : x
  2. Step 2: Convert to fraction form
    2,078,617.04/3,118,188 = 658,165.40/x
  3. Step 3: Cross multiply
    2,078,617.04x = 3,118,188 × 658,165.40
  4. Step 4: Simplify right side
    2,078,617.04x = 2,052,283,452,295.20
  5. Step 5: Solve for x
    x = 2,052,283,452,295.20/2,078,617.04
  6. Step 6: Final answer
    x = 987,331.20

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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.