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Finding the Fourth Proportional to 2,229,648, 3,345,027.52 and 653,712

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Solution

The fourth proportional to 2,229,648, 3,345,027.52 and 653,712 is: 980,730.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,229,648 : 3,345,027.52 = 653,712 : x
  2. Step 2: Convert to fraction form
    2,229,648/3,345,027.52 = 653,712/x
  3. Step 3: Cross multiply
    2,229,648x = 3,345,027.52 × 653,712
  4. Step 4: Simplify right side
    2,229,648x = 2,186,684,630,154.24
  5. Step 5: Solve for x
    x = 2,186,684,630,154.24/2,229,648
  6. Step 6: Final answer
    x = 980,730.87

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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.