Home / 1,494,941.62-2,062,301.92-978,468.13

Finding the Fourth Proportional to 1,494,941.62, 2,062,301.92 and 978,468.13

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Solution

The fourth proportional to 1,494,941.62, 2,062,301.92 and 978,468.13 is: 1,349,816.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494,941.62 : 2,062,301.92 = 978,468.13 : x
  2. Step 2: Convert to fraction form
    1,494,941.62/2,062,301.92 = 978,468.13/x
  3. Step 3: Cross multiply
    1,494,941.62x = 2,062,301.92 × 978,468.13
  4. Step 4: Simplify right side
    1,494,941.62x = 2,017,896,703,157.81
  5. Step 5: Solve for x
    x = 2,017,896,703,157.81/1,494,941.62
  6. Step 6: Final answer
    x = 1,349,816.39

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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.