Home / 2,007,143.64-2,769,834.60-1,089,374.40

Finding the Fourth Proportional to 2,007,143.64, 2,769,834.60 and 1,089,374.40

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Solution

The fourth proportional to 2,007,143.64, 2,769,834.60 and 1,089,374.40 is: 1,503,323.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,007,143.64 : 2,769,834.60 = 1,089,374.40 : x
  2. Step 2: Convert to fraction form
    2,007,143.64/2,769,834.60 = 1,089,374.40/x
  3. Step 3: Cross multiply
    2,007,143.64x = 2,769,834.60 × 1,089,374.40
  4. Step 4: Simplify right side
    2,007,143.64x = 3,017,386,905,474.24
  5. Step 5: Solve for x
    x = 3,017,386,905,474.24/2,007,143.64
  6. Step 6: Final answer
    x = 1,503,323.85

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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.