Home / 3,313,258.20-4,972,511.70-1,292,470.20

Finding the Fourth Proportional to 3,313,258.20, 4,972,511.70 and 1,292,470.20

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Solution

The fourth proportional to 3,313,258.20, 4,972,511.70 and 1,292,470.20 is: 1,939,729.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,313,258.20 : 4,972,511.70 = 1,292,470.20 : x
  2. Step 2: Convert to fraction form
    3,313,258.20/4,972,511.70 = 1,292,470.20/x
  3. Step 3: Cross multiply
    3,313,258.20x = 4,972,511.70 × 1,292,470.20
  4. Step 4: Simplify right side
    3,313,258.20x = 6,426,823,191,401.34
  5. Step 5: Solve for x
    x = 6,426,823,191,401.34/3,313,258.20
  6. Step 6: Final answer
    x = 1,939,729.05

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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.