Home / 1,418,259.57-2,127,372.94-407,406.30

Finding the Fourth Proportional to 1,418,259.57, 2,127,372.94 and 407,406.30

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Solution

The fourth proportional to 1,418,259.57, 2,127,372.94 and 407,406.30 is: 611,104.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,259.57 : 2,127,372.94 = 407,406.30 : x
  2. Step 2: Convert to fraction form
    1,418,259.57/2,127,372.94 = 407,406.30/x
  3. Step 3: Cross multiply
    1,418,259.57x = 2,127,372.94 × 407,406.30
  4. Step 4: Simplify right side
    1,418,259.57x = 866,705,138,205.52
  5. Step 5: Solve for x
    x = 866,705,138,205.52/1,418,259.57
  6. Step 6: Final answer
    x = 611,104.73

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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.