Home / 3,782,496.72-5,220,247.63-2,313,264.80

Finding the Fourth Proportional to 3,782,496.72, 5,220,247.63 and 2,313,264.80

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Solution

The fourth proportional to 3,782,496.72, 5,220,247.63 and 2,313,264.80 is: 3,192,551.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,782,496.72 : 5,220,247.63 = 2,313,264.80 : x
  2. Step 2: Convert to fraction form
    3,782,496.72/5,220,247.63 = 2,313,264.80/x
  3. Step 3: Cross multiply
    3,782,496.72x = 5,220,247.63 × 2,313,264.80
  4. Step 4: Simplify right side
    3,782,496.72x = 12,075,815,089,762.42
  5. Step 5: Solve for x
    x = 12,075,815,089,762.42/3,782,496.72
  6. Step 6: Final answer
    x = 3,192,551.37

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Double scale
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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.