Home / 814,184.74-1,123,580.39-451,614.77

Finding the Fourth Proportional to 814,184.74, 1,123,580.39 and 451,614.77

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Solution

The fourth proportional to 814,184.74, 1,123,580.39 and 451,614.77 is: 623,231.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,184.74 : 1,123,580.39 = 451,614.77 : x
  2. Step 2: Convert to fraction form
    814,184.74/1,123,580.39 = 451,614.77/x
  3. Step 3: Cross multiply
    814,184.74x = 1,123,580.39 × 451,614.77
  4. Step 4: Simplify right side
    814,184.74x = 507,425,499,406.36
  5. Step 5: Solve for x
    x = 507,425,499,406.36/814,184.74
  6. Step 6: Final answer
    x = 623,231.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.