Home / 2,039,187.71-2,814,151.24-1,121,487.89

Finding the Fourth Proportional to 2,039,187.71, 2,814,151.24 and 1,121,487.89

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Solution

The fourth proportional to 2,039,187.71, 2,814,151.24 and 1,121,487.89 is: 1,547,692.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,039,187.71 : 2,814,151.24 = 1,121,487.89 : x
  2. Step 2: Convert to fraction form
    2,039,187.71/2,814,151.24 = 1,121,487.89/x
  3. Step 3: Cross multiply
    2,039,187.71x = 2,814,151.24 × 1,121,487.89
  4. Step 4: Simplify right side
    2,039,187.71x = 3,156,036,522,217.73
  5. Step 5: Solve for x
    x = 3,156,036,522,217.73/2,039,187.71
  6. Step 6: Final answer
    x = 1,547,692.99

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