Home / 2,689,690.14-3,711,664.17-1,465,969.50

Finding the Fourth Proportional to 2,689,690.14, 3,711,664.17 and 1,465,969.50

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Solution

The fourth proportional to 2,689,690.14, 3,711,664.17 and 1,465,969.50 is: 2,022,978.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,689,690.14 : 3,711,664.17 = 1,465,969.50 : x
  2. Step 2: Convert to fraction form
    2,689,690.14/3,711,664.17 = 1,465,969.50/x
  3. Step 3: Cross multiply
    2,689,690.14x = 3,711,664.17 × 1,465,969.50
  4. Step 4: Simplify right side
    2,689,690.14x = 5,441,186,467,462.81
  5. Step 5: Solve for x
    x = 5,441,186,467,462.81/2,689,690.14
  6. Step 6: Final answer
    x = 2,022,978.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.