Home / 2,639,534-3,642,566.64-1,432,310

Finding the Fourth Proportional to 2,639,534, 3,642,566.64 and 1,432,310

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Solution

The fourth proportional to 2,639,534, 3,642,566.64 and 1,432,310 is: 1,976,593.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,639,534 : 3,642,566.64 = 1,432,310 : x
  2. Step 2: Convert to fraction form
    2,639,534/3,642,566.64 = 1,432,310/x
  3. Step 3: Cross multiply
    2,639,534x = 3,642,566.64 × 1,432,310
  4. Step 4: Simplify right side
    2,639,534x = 5,217,284,624,138.40
  5. Step 5: Solve for x
    x = 5,217,284,624,138.40/2,639,534
  6. Step 6: Final answer
    x = 1,976,593.07

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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.