Home / 5,169,328.52-7,755,579.66-2,646,754.76

Finding the Fourth Proportional to 5,169,328.52, 7,755,579.66 and 2,646,754.76

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Solution

The fourth proportional to 5,169,328.52, 7,755,579.66 and 2,646,754.76 is: 3,970,944.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,169,328.52 : 7,755,579.66 = 2,646,754.76 : x
  2. Step 2: Convert to fraction form
    5,169,328.52/7,755,579.66 = 2,646,754.76/x
  3. Step 3: Cross multiply
    5,169,328.52x = 7,755,579.66 × 2,646,754.76
  4. Step 4: Simplify right side
    5,169,328.52x = 20,527,117,381,664.18
  5. Step 5: Solve for x
    x = 20,527,117,381,664.18/5,169,328.52
  6. Step 6: Final answer
    x = 3,970,944.64

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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.