Home / 1,799,275.28-2,696,814.48-661,179.92

Finding the Fourth Proportional to 1,799,275.28, 2,696,814.48 and 661,179.92

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Solution

The fourth proportional to 1,799,275.28, 2,696,814.48 and 661,179.92 is: 990,998.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,799,275.28 : 2,696,814.48 = 661,179.92 : x
  2. Step 2: Convert to fraction form
    1,799,275.28/2,696,814.48 = 661,179.92/x
  3. Step 3: Cross multiply
    1,799,275.28x = 2,696,814.48 × 661,179.92
  4. Step 4: Simplify right side
    1,799,275.28x = 1,783,079,582,141.24
  5. Step 5: Solve for x
    x = 1,783,079,582,141.24/1,799,275.28
  6. Step 6: Final answer
    x = 990,998.77

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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.