Home / 1,412,190.48-2,118,267.30-347,241.78

Finding the Fourth Proportional to 1,412,190.48, 2,118,267.30 and 347,241.78

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Solution

The fourth proportional to 1,412,190.48, 2,118,267.30 and 347,241.78 is: 520,858.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,190.48 : 2,118,267.30 = 347,241.78 : x
  2. Step 2: Convert to fraction form
    1,412,190.48/2,118,267.30 = 347,241.78/x
  3. Step 3: Cross multiply
    1,412,190.48x = 2,118,267.30 × 347,241.78
  4. Step 4: Simplify right side
    1,412,190.48x = 735,550,907,767.79
  5. Step 5: Solve for x
    x = 735,550,907,767.79/1,412,190.48
  6. Step 6: Final answer
    x = 520,858.14

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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.