Home / 1,535,523.30-2,119,029.48-847,195.12

Finding the Fourth Proportional to 1,535,523.30, 2,119,029.48 and 847,195.12

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Solution

The fourth proportional to 1,535,523.30, 2,119,029.48 and 847,195.12 is: 1,169,133.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,523.30 : 2,119,029.48 = 847,195.12 : x
  2. Step 2: Convert to fraction form
    1,535,523.30/2,119,029.48 = 847,195.12/x
  3. Step 3: Cross multiply
    1,535,523.30x = 2,119,029.48 × 847,195.12
  4. Step 4: Simplify right side
    1,535,523.30x = 1,795,231,434,592.14
  5. Step 5: Solve for x
    x = 1,795,231,434,592.14/1,535,523.30
  6. Step 6: Final answer
    x = 1,169,133.31

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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.