Home / 1,301,240.34-1,795,767.79-720,463.47

Finding the Fourth Proportional to 1,301,240.34, 1,795,767.79 and 720,463.47

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Solution

The fourth proportional to 1,301,240.34, 1,795,767.79 and 720,463.47 is: 994,270.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,240.34 : 1,795,767.79 = 720,463.47 : x
  2. Step 2: Convert to fraction form
    1,301,240.34/1,795,767.79 = 720,463.47/x
  3. Step 3: Cross multiply
    1,301,240.34x = 1,795,767.79 × 720,463.47
  4. Step 4: Simplify right side
    1,301,240.34x = 1,293,785,084,318.79
  5. Step 5: Solve for x
    x = 1,293,785,084,318.79/1,301,240.34
  6. Step 6: Final answer
    x = 994,270.66

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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.