Home / 2,191,736.17-3,024,730.20-1,224,943.66

Finding the Fourth Proportional to 2,191,736.17, 3,024,730.20 and 1,224,943.66

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Solution

The fourth proportional to 2,191,736.17, 3,024,730.20 and 1,224,943.66 is: 1,690,497.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,191,736.17 : 3,024,730.20 = 1,224,943.66 : x
  2. Step 2: Convert to fraction form
    2,191,736.17/3,024,730.20 = 1,224,943.66/x
  3. Step 3: Cross multiply
    2,191,736.17x = 3,024,730.20 × 1,224,943.66
  4. Step 4: Simplify right side
    2,191,736.17x = 3,705,124,083,184.68
  5. Step 5: Solve for x
    x = 3,705,124,083,184.68/2,191,736.17
  6. Step 6: Final answer
    x = 1,690,497.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.