Home / 1,970,202.12-2,956,156.62-1,058,320.57

Finding the Fourth Proportional to 1,970,202.12, 2,956,156.62 and 1,058,320.57

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Solution

The fourth proportional to 1,970,202.12, 2,956,156.62 and 1,058,320.57 is: 1,587,939.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,970,202.12 : 2,956,156.62 = 1,058,320.57 : x
  2. Step 2: Convert to fraction form
    1,970,202.12/2,956,156.62 = 1,058,320.57/x
  3. Step 3: Cross multiply
    1,970,202.12x = 2,956,156.62 × 1,058,320.57
  4. Step 4: Simplify right side
    1,970,202.12x = 3,128,561,347,728.58
  5. Step 5: Solve for x
    x = 3,128,561,347,728.58/1,970,202.12
  6. Step 6: Final answer
    x = 1,587,939.29

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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.