Home / 2,495,140.48-3,443,289.78-1,407,408.67

Finding the Fourth Proportional to 2,495,140.48, 3,443,289.78 and 1,407,408.67

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Solution

The fourth proportional to 2,495,140.48, 3,443,289.78 and 1,407,408.67 is: 1,942,221.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,495,140.48 : 3,443,289.78 = 1,407,408.67 : x
  2. Step 2: Convert to fraction form
    2,495,140.48/3,443,289.78 = 1,407,408.67/x
  3. Step 3: Cross multiply
    2,495,140.48x = 3,443,289.78 × 1,407,408.67
  4. Step 4: Simplify right side
    2,495,140.48x = 4,846,115,889,694.39
  5. Step 5: Solve for x
    x = 4,846,115,889,694.39/2,495,140.48
  6. Step 6: Final answer
    x = 1,942,221.66

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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.