Home / 1,058,847.70-1,588,271.55-300,687.70

Finding the Fourth Proportional to 1,058,847.70, 1,588,271.55 and 300,687.70

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Solution

The fourth proportional to 1,058,847.70, 1,588,271.55 and 300,687.70 is: 451,031.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,847.70 : 1,588,271.55 = 300,687.70 : x
  2. Step 2: Convert to fraction form
    1,058,847.70/1,588,271.55 = 300,687.70/x
  3. Step 3: Cross multiply
    1,058,847.70x = 1,588,271.55 × 300,687.70
  4. Step 4: Simplify right side
    1,058,847.70x = 477,573,719,344.94
  5. Step 5: Solve for x
    x = 477,573,719,344.94/1,058,847.70
  6. Step 6: Final answer
    x = 451,031.55

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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.