Home / 4,089,786.16-5,643,944.45-2,254,316.34

Finding the Fourth Proportional to 4,089,786.16, 5,643,944.45 and 2,254,316.34

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Solution

The fourth proportional to 4,089,786.16, 5,643,944.45 and 2,254,316.34 is: 3,110,978.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,089,786.16 : 5,643,944.45 = 2,254,316.34 : x
  2. Step 2: Convert to fraction form
    4,089,786.16/5,643,944.45 = 2,254,316.34/x
  3. Step 3: Cross multiply
    4,089,786.16x = 5,643,944.45 × 2,254,316.34
  4. Step 4: Simplify right side
    4,089,786.16x = 12,723,236,195,687.31
  5. Step 5: Solve for x
    x = 12,723,236,195,687.31/4,089,786.16
  6. Step 6: Final answer
    x = 3,110,978.35

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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.