Home / 1,588,581.02-2,192,255.11-863,428.54

Finding the Fourth Proportional to 1,588,581.02, 2,192,255.11 and 863,428.54

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Solution

The fourth proportional to 1,588,581.02, 2,192,255.11 and 863,428.54 is: 1,191,538.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588,581.02 : 2,192,255.11 = 863,428.54 : x
  2. Step 2: Convert to fraction form
    1,588,581.02/2,192,255.11 = 863,428.54/x
  3. Step 3: Cross multiply
    1,588,581.02x = 2,192,255.11 × 863,428.54
  4. Step 4: Simplify right side
    1,588,581.02x = 1,892,855,628,934.84
  5. Step 5: Solve for x
    x = 1,892,855,628,934.84/1,588,581.02
  6. Step 6: Final answer
    x = 1,191,538.62

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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.