Home / 1,695,242.20-2,339,422.98-920,866

Finding the Fourth Proportional to 1,695,242.20, 2,339,422.98 and 920,866

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Solution

The fourth proportional to 1,695,242.20, 2,339,422.98 and 920,866 is: 1,270,788.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,695,242.20 : 2,339,422.98 = 920,866 : x
  2. Step 2: Convert to fraction form
    1,695,242.20/2,339,422.98 = 920,866/x
  3. Step 3: Cross multiply
    1,695,242.20x = 2,339,422.98 × 920,866
  4. Step 4: Simplify right side
    1,695,242.20x = 2,154,295,081,900.68
  5. Step 5: Solve for x
    x = 2,154,295,081,900.68/1,695,242.20
  6. Step 6: Final answer
    x = 1,270,788.97

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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.