Home / 1,867,903.53-2,801,857.41-520,069.11

Finding the Fourth Proportional to 1,867,903.53, 2,801,857.41 and 520,069.11

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Solution

The fourth proportional to 1,867,903.53, 2,801,857.41 and 520,069.11 is: 780,104.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,867,903.53 : 2,801,857.41 = 520,069.11 : x
  2. Step 2: Convert to fraction form
    1,867,903.53/2,801,857.41 = 520,069.11/x
  3. Step 3: Cross multiply
    1,867,903.53x = 2,801,857.41 × 520,069.11
  4. Step 4: Simplify right side
    1,867,903.53x = 1,457,159,489,565.61
  5. Step 5: Solve for x
    x = 1,457,159,489,565.61/1,867,903.53
  6. Step 6: Final answer
    x = 780,104.25

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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.