Home / 2,695,179.70-4,042,769.55-2,642,035.60

Finding the Fourth Proportional to 2,695,179.70, 4,042,769.55 and 2,642,035.60

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Solution

The fourth proportional to 2,695,179.70, 4,042,769.55 and 2,642,035.60 is: 3,963,053.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,695,179.70 : 4,042,769.55 = 2,642,035.60 : x
  2. Step 2: Convert to fraction form
    2,695,179.70/4,042,769.55 = 2,642,035.60/x
  3. Step 3: Cross multiply
    2,695,179.70x = 4,042,769.55 × 2,642,035.60
  4. Step 4: Simplify right side
    2,695,179.70x = 10,681,141,073,695.98
  5. Step 5: Solve for x
    x = 10,681,141,073,695.98/2,695,179.70
  6. Step 6: Final answer
    x = 3,963,053.40

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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.