Home / 3,114,443.40-4,672,321.20-1,316,401.35

Finding the Fourth Proportional to 3,114,443.40, 4,672,321.20 and 1,316,401.35

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Solution

The fourth proportional to 3,114,443.40, 4,672,321.20 and 1,316,401.35 is: 1,974,879.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114,443.40 : 4,672,321.20 = 1,316,401.35 : x
  2. Step 2: Convert to fraction form
    3,114,443.40/4,672,321.20 = 1,316,401.35/x
  3. Step 3: Cross multiply
    3,114,443.40x = 4,672,321.20 × 1,316,401.35
  4. Step 4: Simplify right side
    3,114,443.40x = 6,150,649,935,313.62
  5. Step 5: Solve for x
    x = 6,150,649,935,313.62/3,114,443.40
  6. Step 6: Final answer
    x = 1,974,879.34

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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.