Home / 1,566,774-2,162,161.80-851,382

Finding the Fourth Proportional to 1,566,774, 2,162,161.80 and 851,382

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Solution

The fourth proportional to 1,566,774, 2,162,161.80 and 851,382 is: 1,174,914.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,566,774 : 2,162,161.80 = 851,382 : x
  2. Step 2: Convert to fraction form
    1,566,774/2,162,161.80 = 851,382/x
  3. Step 3: Cross multiply
    1,566,774x = 2,162,161.80 × 851,382
  4. Step 4: Simplify right side
    1,566,774x = 1,840,825,637,607.60
  5. Step 5: Solve for x
    x = 1,840,825,637,607.60/1,566,774
  6. Step 6: Final answer
    x = 1,174,914.59

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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.