Home / 1,372,150.79-2,058,230.70-347,480.51

Finding the Fourth Proportional to 1,372,150.79, 2,058,230.70 and 347,480.51

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Solution

The fourth proportional to 1,372,150.79, 2,058,230.70 and 347,480.51 is: 521,221.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,372,150.79 : 2,058,230.70 = 347,480.51 : x
  2. Step 2: Convert to fraction form
    1,372,150.79/2,058,230.70 = 347,480.51/x
  3. Step 3: Cross multiply
    1,372,150.79x = 2,058,230.70 × 347,480.51
  4. Step 4: Simplify right side
    1,372,150.79x = 715,195,053,333.66
  5. Step 5: Solve for x
    x = 715,195,053,333.66/1,372,150.79
  6. Step 6: Final answer
    x = 521,221.91

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1.5x scale

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.