Home / 1,462,416.20-2,194,920.30-862,627.40

Finding the Fourth Proportional to 1,462,416.20, 2,194,920.30 and 862,627.40

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Solution

The fourth proportional to 1,462,416.20, 2,194,920.30 and 862,627.40 is: 1,294,705.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,462,416.20 : 2,194,920.30 = 862,627.40 : x
  2. Step 2: Convert to fraction form
    1,462,416.20/2,194,920.30 = 862,627.40/x
  3. Step 3: Cross multiply
    1,462,416.20x = 2,194,920.30 × 862,627.40
  4. Step 4: Simplify right side
    1,462,416.20x = 1,893,398,391,596.22
  5. Step 5: Solve for x
    x = 1,893,398,391,596.22/1,462,416.20
  6. Step 6: Final answer
    x = 1,294,705.56

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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.