Home / 1,695,243.20-2,339,424.36-920,867

Finding the Fourth Proportional to 1,695,243.20, 2,339,424.36 and 920,867

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Solution

The fourth proportional to 1,695,243.20, 2,339,424.36 and 920,867 is: 1,270,790.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,695,243.20 : 2,339,424.36 = 920,867 : x
  2. Step 2: Convert to fraction form
    1,695,243.20/2,339,424.36 = 920,867/x
  3. Step 3: Cross multiply
    1,695,243.20x = 2,339,424.36 × 920,867
  4. Step 4: Simplify right side
    1,695,243.20x = 2,154,298,692,120.12
  5. Step 5: Solve for x
    x = 2,154,298,692,120.12/1,695,243.20
  6. Step 6: Final answer
    x = 1,270,790.35

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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.