Home / 1,612,598.40-2,420,394.30-814,440.42

Finding the Fourth Proportional to 1,612,598.40, 2,420,394.30 and 814,440.42

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Solution

The fourth proportional to 1,612,598.40, 2,420,394.30 and 814,440.42 is: 1,222,416.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,612,598.40 : 2,420,394.30 = 814,440.42 : x
  2. Step 2: Convert to fraction form
    1,612,598.40/2,420,394.30 = 814,440.42/x
  3. Step 3: Cross multiply
    1,612,598.40x = 2,420,394.30 × 814,440.42
  4. Step 4: Simplify right side
    1,612,598.40x = 1,971,266,950,257.61
  5. Step 5: Solve for x
    x = 1,971,266,950,257.61/1,612,598.40
  6. Step 6: Final answer
    x = 1,222,416.54

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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.