Home / 1,947,836.43-2,688,008.63-1,088,397.41

Finding the Fourth Proportional to 1,947,836.43, 2,688,008.63 and 1,088,397.41

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Solution

The fourth proportional to 1,947,836.43, 2,688,008.63 and 1,088,397.41 is: 1,501,985.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947,836.43 : 2,688,008.63 = 1,088,397.41 : x
  2. Step 2: Convert to fraction form
    1,947,836.43/2,688,008.63 = 1,088,397.41/x
  3. Step 3: Cross multiply
    1,947,836.43x = 2,688,008.63 × 1,088,397.41
  4. Step 4: Simplify right side
    1,947,836.43x = 2,925,621,612,067.62
  5. Step 5: Solve for x
    x = 2,925,621,612,067.62/1,947,836.43
  6. Step 6: Final answer
    x = 1,501,985.26

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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.