Home / 2,089,256.16-3,133,885.28-1,379,118.24

Finding the Fourth Proportional to 2,089,256.16, 3,133,885.28 and 1,379,118.24

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Solution

The fourth proportional to 2,089,256.16, 3,133,885.28 and 1,379,118.24 is: 2,068,678.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,089,256.16 : 3,133,885.28 = 1,379,118.24 : x
  2. Step 2: Convert to fraction form
    2,089,256.16/3,133,885.28 = 1,379,118.24/x
  3. Step 3: Cross multiply
    2,089,256.16x = 3,133,885.28 × 1,379,118.24
  4. Step 4: Simplify right side
    2,089,256.16x = 4,321,998,351,715.51
  5. Step 5: Solve for x
    x = 4,321,998,351,715.51/2,089,256.16
  6. Step 6: Final answer
    x = 2,068,678.05

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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.