Home / 3,071,784.38-4,607,151.60-827,397.50

Finding the Fourth Proportional to 3,071,784.38, 4,607,151.60 and 827,397.50

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Solution

The fourth proportional to 3,071,784.38, 4,607,151.60 and 827,397.50 is: 1,240,954.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,071,784.38 : 4,607,151.60 = 827,397.50 : x
  2. Step 2: Convert to fraction form
    3,071,784.38/4,607,151.60 = 827,397.50/x
  3. Step 3: Cross multiply
    3,071,784.38x = 4,607,151.60 × 827,397.50
  4. Step 4: Simplify right side
    3,071,784.38x = 3,811,945,715,961.00
  5. Step 5: Solve for x
    x = 3,811,945,715,961.00/3,071,784.38
  6. Step 6: Final answer
    x = 1,240,954.85

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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.