Home / 1,062,218.90-1,593,328.35-978,238.10

Finding the Fourth Proportional to 1,062,218.90, 1,593,328.35 and 978,238.10

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Solution

The fourth proportional to 1,062,218.90, 1,593,328.35 and 978,238.10 is: 1,467,357.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,062,218.90 : 1,593,328.35 = 978,238.10 : x
  2. Step 2: Convert to fraction form
    1,062,218.90/1,593,328.35 = 978,238.10/x
  3. Step 3: Cross multiply
    1,062,218.90x = 1,593,328.35 × 978,238.10
  4. Step 4: Simplify right side
    1,062,218.90x = 1,558,654,497,780.14
  5. Step 5: Solve for x
    x = 1,558,654,497,780.14/1,062,218.90
  6. Step 6: Final answer
    x = 1,467,357.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.