Home / 1,494,952.33-2,062,316.86-978,478.91

Finding the Fourth Proportional to 1,494,952.33, 2,062,316.86 and 978,478.91

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Solution

The fourth proportional to 1,494,952.33, 2,062,316.86 and 978,478.91 is: 1,349,831.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494,952.33 : 2,062,316.86 = 978,478.91 : x
  2. Step 2: Convert to fraction form
    1,494,952.33/2,062,316.86 = 978,478.91/x
  3. Step 3: Cross multiply
    1,494,952.33x = 2,062,316.86 × 978,478.91
  4. Step 4: Simplify right side
    1,494,952.33x = 2,017,933,553,247.42
  5. Step 5: Solve for x
    x = 2,017,933,553,247.42/1,494,952.33
  6. Step 6: Final answer
    x = 1,349,831.37

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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.