Home / 2,711,769.69-4,068,795.12-1,687,955.87

Finding the Fourth Proportional to 2,711,769.69, 4,068,795.12 and 1,687,955.87

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Solution

The fourth proportional to 2,711,769.69, 4,068,795.12 and 1,687,955.87 is: 2,532,643.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,711,769.69 : 4,068,795.12 = 1,687,955.87 : x
  2. Step 2: Convert to fraction form
    2,711,769.69/4,068,795.12 = 1,687,955.87/x
  3. Step 3: Cross multiply
    2,711,769.69x = 4,068,795.12 × 1,687,955.87
  4. Step 4: Simplify right side
    2,711,769.69x = 6,867,946,586,287.38
  5. Step 5: Solve for x
    x = 6,867,946,586,287.38/2,711,769.69
  6. Step 6: Final answer
    x = 2,532,643.76

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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.