Home / 2,007,248.20-2,769,928.31-1,089,457.62

Finding the Fourth Proportional to 2,007,248.20, 2,769,928.31 and 1,089,457.62

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Solution

The fourth proportional to 2,007,248.20, 2,769,928.31 and 1,089,457.62 is: 1,503,411.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,007,248.20 : 2,769,928.31 = 1,089,457.62 : x
  2. Step 2: Convert to fraction form
    2,007,248.20/2,769,928.31 = 1,089,457.62/x
  3. Step 3: Cross multiply
    2,007,248.20x = 2,769,928.31 × 1,089,457.62
  4. Step 4: Simplify right side
    2,007,248.20x = 3,017,719,512,100.48
  5. Step 5: Solve for x
    x = 3,017,719,512,100.48/2,007,248.20
  6. Step 6: Final answer
    x = 1,503,411.24

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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.