Home / 1,794,242.80-2,476,114.80-978,490.98

Finding the Fourth Proportional to 1,794,242.80, 2,476,114.80 and 978,490.98

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Solution

The fourth proportional to 1,794,242.80, 2,476,114.80 and 978,490.98 is: 1,350,350.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,794,242.80 : 2,476,114.80 = 978,490.98 : x
  2. Step 2: Convert to fraction form
    1,794,242.80/2,476,114.80 = 978,490.98/x
  3. Step 3: Cross multiply
    1,794,242.80x = 2,476,114.80 × 978,490.98
  4. Step 4: Simplify right side
    1,794,242.80x = 2,422,855,997,244.50
  5. Step 5: Solve for x
    x = 2,422,855,997,244.50/1,794,242.80
  6. Step 6: Final answer
    x = 1,350,350.13

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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.