Home / 4,089,014.40-5,642,878.32-2,253,538.80

Finding the Fourth Proportional to 4,089,014.40, 5,642,878.32 and 2,253,538.80

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Solution

The fourth proportional to 4,089,014.40, 5,642,878.32 and 2,253,538.80 is: 3,109,904.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,089,014.40 : 5,642,878.32 = 2,253,538.80 : x
  2. Step 2: Convert to fraction form
    4,089,014.40/5,642,878.32 = 2,253,538.80/x
  3. Step 3: Cross multiply
    4,089,014.40x = 5,642,878.32 × 2,253,538.80
  4. Step 4: Simplify right side
    4,089,014.40x = 12,716,445,237,798.82
  5. Step 5: Solve for x
    x = 12,716,445,237,798.82/4,089,014.40
  6. Step 6: Final answer
    x = 3,109,904.73

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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.