Home / 2,784,015.81-4,176,376.88-986,548.05

Finding the Fourth Proportional to 2,784,015.81, 4,176,376.88 and 986,548.05

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Solution

The fourth proportional to 2,784,015.81, 4,176,376.88 and 986,548.05 is: 1,479,947.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,784,015.81 : 4,176,376.88 = 986,548.05 : x
  2. Step 2: Convert to fraction form
    2,784,015.81/4,176,376.88 = 986,548.05/x
  3. Step 3: Cross multiply
    2,784,015.81x = 4,176,376.88 × 986,548.05
  4. Step 4: Simplify right side
    2,784,015.81x = 4,120,196,462,096.34
  5. Step 5: Solve for x
    x = 4,120,196,462,096.34/2,784,015.81
  6. Step 6: Final answer
    x = 1,479,947.22

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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.