Home / 1,412,783.89-2,119,176.24-415,511.89

Finding the Fourth Proportional to 1,412,783.89, 2,119,176.24 and 415,511.89

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Solution

The fourth proportional to 1,412,783.89, 2,119,176.24 and 415,511.89 is: 623,267.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,783.89 : 2,119,176.24 = 415,511.89 : x
  2. Step 2: Convert to fraction form
    1,412,783.89/2,119,176.24 = 415,511.89/x
  3. Step 3: Cross multiply
    1,412,783.89x = 2,119,176.24 × 415,511.89
  4. Step 4: Simplify right side
    1,412,783.89x = 880,542,912,052.05
  5. Step 5: Solve for x
    x = 880,542,912,052.05/1,412,783.89
  6. Step 6: Final answer
    x = 623,267.95

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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.