Home / 3,110,280.60-4,665,420.90-2,578,839.60

Finding the Fourth Proportional to 3,110,280.60, 4,665,420.90 and 2,578,839.60

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Solution

The fourth proportional to 3,110,280.60, 4,665,420.90 and 2,578,839.60 is: 3,868,259.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110,280.60 : 4,665,420.90 = 2,578,839.60 : x
  2. Step 2: Convert to fraction form
    3,110,280.60/4,665,420.90 = 2,578,839.60/x
  3. Step 3: Cross multiply
    3,110,280.60x = 4,665,420.90 × 2,578,839.60
  4. Step 4: Simplify right side
    3,110,280.60x = 12,031,372,167,587.64
  5. Step 5: Solve for x
    x = 12,031,372,167,587.64/3,110,280.60
  6. Step 6: Final answer
    x = 3,868,259.40

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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.