Home / 4,940,340.60-7,411,202.10-2,100,430.20

Finding the Fourth Proportional to 4,940,340.60, 7,411,202.10 and 2,100,430.20

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Solution

The fourth proportional to 4,940,340.60, 7,411,202.10 and 2,100,430.20 is: 3,150,939.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,940,340.60 : 7,411,202.10 = 2,100,430.20 : x
  2. Step 2: Convert to fraction form
    4,940,340.60/7,411,202.10 = 2,100,430.20/x
  3. Step 3: Cross multiply
    4,940,340.60x = 7,411,202.10 × 2,100,430.20
  4. Step 4: Simplify right side
    4,940,340.60x = 15,566,712,709,143.42
  5. Step 5: Solve for x
    x = 15,566,712,709,143.42/4,940,340.60
  6. Step 6: Final answer
    x = 3,150,939.17

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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.