Home / 2,909,982.78-4,014,385.38-2,260,961.10

Finding the Fourth Proportional to 2,909,982.78, 4,014,385.38 and 2,260,961.10

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Solution

The fourth proportional to 2,909,982.78, 4,014,385.38 and 2,260,961.10 is: 3,119,045.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,909,982.78 : 4,014,385.38 = 2,260,961.10 : x
  2. Step 2: Convert to fraction form
    2,909,982.78/4,014,385.38 = 2,260,961.10/x
  3. Step 3: Cross multiply
    2,909,982.78x = 4,014,385.38 × 2,260,961.10
  4. Step 4: Simplify right side
    2,909,982.78x = 9,076,369,184,588.72
  5. Step 5: Solve for x
    x = 9,076,369,184,588.72/2,909,982.78
  6. Step 6: Final answer
    x = 3,119,045.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.