Home / 1,404,226.80-2,106,558.72-457,377.12

Finding the Fourth Proportional to 1,404,226.80, 2,106,558.72 and 457,377.12

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Solution

The fourth proportional to 1,404,226.80, 2,106,558.72 and 457,377.12 is: 686,136.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,226.80 : 2,106,558.72 = 457,377.12 : x
  2. Step 2: Convert to fraction form
    1,404,226.80/2,106,558.72 = 457,377.12/x
  3. Step 3: Cross multiply
    1,404,226.80x = 2,106,558.72 × 457,377.12
  4. Step 4: Simplify right side
    1,404,226.80x = 963,491,760,464.49
  5. Step 5: Solve for x
    x = 963,491,760,464.49/1,404,226.80
  6. Step 6: Final answer
    x = 686,136.86

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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.