Home / 3,058,182.90-4,219,820-1,769,143.24

Finding the Fourth Proportional to 3,058,182.90, 4,219,820 and 1,769,143.24

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Solution

The fourth proportional to 3,058,182.90, 4,219,820 and 1,769,143.24 is: 2,441,144.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,058,182.90 : 4,219,820 = 1,769,143.24 : x
  2. Step 2: Convert to fraction form
    3,058,182.90/4,219,820 = 1,769,143.24/x
  3. Step 3: Cross multiply
    3,058,182.90x = 4,219,820 × 1,769,143.24
  4. Step 4: Simplify right side
    3,058,182.90x = 7,465,466,027,016.80
  5. Step 5: Solve for x
    x = 7,465,466,027,016.80/3,058,182.90
  6. Step 6: Final answer
    x = 2,441,144.39

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1.5x scale

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.