Home / 2,785,511.40-4,177,683.90-1,366,585.80

Finding the Fourth Proportional to 2,785,511.40, 4,177,683.90 and 1,366,585.80

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Solution

The fourth proportional to 2,785,511.40, 4,177,683.90 and 1,366,585.80 is: 2,049,592.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,785,511.40 : 4,177,683.90 = 1,366,585.80 : x
  2. Step 2: Convert to fraction form
    2,785,511.40/4,177,683.90 = 1,366,585.80/x
  3. Step 3: Cross multiply
    2,785,511.40x = 4,177,683.90 × 1,366,585.80
  4. Step 4: Simplify right side
    2,785,511.40x = 5,709,163,494,628.62
  5. Step 5: Solve for x
    x = 5,709,163,494,628.62/2,785,511.40
  6. Step 6: Final answer
    x = 2,049,592.58

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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.