Home / 2,820,090-3,891,729.06-1,612,866

Finding the Fourth Proportional to 2,820,090, 3,891,729.06 and 1,612,866

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Solution

The fourth proportional to 2,820,090, 3,891,729.06 and 1,612,866 is: 2,225,757.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,820,090 : 3,891,729.06 = 1,612,866 : x
  2. Step 2: Convert to fraction form
    2,820,090/3,891,729.06 = 1,612,866/x
  3. Step 3: Cross multiply
    2,820,090x = 3,891,729.06 × 1,612,866
  4. Step 4: Simplify right side
    2,820,090x = 6,276,837,482,085.96
  5. Step 5: Solve for x
    x = 6,276,837,482,085.96/2,820,090
  6. Step 6: Final answer
    x = 2,225,757.86

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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.