Home / 2,320,004.60-3,480,006.90-2,138,046.20

Finding the Fourth Proportional to 2,320,004.60, 3,480,006.90 and 2,138,046.20

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Solution

The fourth proportional to 2,320,004.60, 3,480,006.90 and 2,138,046.20 is: 3,207,069.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,320,004.60 : 3,480,006.90 = 2,138,046.20 : x
  2. Step 2: Convert to fraction form
    2,320,004.60/3,480,006.90 = 2,138,046.20/x
  3. Step 3: Cross multiply
    2,320,004.60x = 3,480,006.90 × 2,138,046.20
  4. Step 4: Simplify right side
    2,320,004.60x = 7,440,415,528,518.78
  5. Step 5: Solve for x
    x = 7,440,415,528,518.78/2,320,004.60
  6. Step 6: Final answer
    x = 3,207,069.30

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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.