Home / 2,213,688.16-3,320,532.23-1,266,394.58

Finding the Fourth Proportional to 2,213,688.16, 3,320,532.23 and 1,266,394.58

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Solution

The fourth proportional to 2,213,688.16, 3,320,532.23 and 1,266,394.58 is: 1,899,591.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,213,688.16 : 3,320,532.23 = 1,266,394.58 : x
  2. Step 2: Convert to fraction form
    2,213,688.16/3,320,532.23 = 1,266,394.58/x
  3. Step 3: Cross multiply
    2,213,688.16x = 3,320,532.23 × 1,266,394.58
  4. Step 4: Simplify right side
    2,213,688.16x = 4,205,104,018,787.31
  5. Step 5: Solve for x
    x = 4,205,104,018,787.31/2,213,688.16
  6. Step 6: Final answer
    x = 1,899,591.86

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1.5x scale

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.