Home / 3,180,935.80-4,771,403.70-2,173,166.20

Finding the Fourth Proportional to 3,180,935.80, 4,771,403.70 and 2,173,166.20

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Solution

The fourth proportional to 3,180,935.80, 4,771,403.70 and 2,173,166.20 is: 3,259,749.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,180,935.80 : 4,771,403.70 = 2,173,166.20 : x
  2. Step 2: Convert to fraction form
    3,180,935.80/4,771,403.70 = 2,173,166.20/x
  3. Step 3: Cross multiply
    3,180,935.80x = 4,771,403.70 × 2,173,166.20
  4. Step 4: Simplify right side
    3,180,935.80x = 10,369,053,247,394.94
  5. Step 5: Solve for x
    x = 10,369,053,247,394.94/3,180,935.80
  6. Step 6: Final answer
    x = 3,259,749.30

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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.