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Finding the Fourth Proportional to 2,294,965.98, 3,442,944.22 and 697,657.72

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Solution

The fourth proportional to 2,294,965.98, 3,442,944.22 and 697,657.72 is: 1,046,637.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,294,965.98 : 3,442,944.22 = 697,657.72 : x
  2. Step 2: Convert to fraction form
    2,294,965.98/3,442,944.22 = 697,657.72/x
  3. Step 3: Cross multiply
    2,294,965.98x = 3,442,944.22 × 697,657.72
  4. Step 4: Simplify right side
    2,294,965.98x = 2,401,996,614,612.38
  5. Step 5: Solve for x
    x = 2,401,996,614,612.38/2,294,965.98
  6. Step 6: Final answer
    x = 1,046,637.13

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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.