Home / 2,161,057.77-2,982,439.31-1,194,376.77

Finding the Fourth Proportional to 2,161,057.77, 2,982,439.31 and 1,194,376.77

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Solution

The fourth proportional to 2,161,057.77, 2,982,439.31 and 1,194,376.77 is: 1,648,339.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,161,057.77 : 2,982,439.31 = 1,194,376.77 : x
  2. Step 2: Convert to fraction form
    2,161,057.77/2,982,439.31 = 1,194,376.77/x
  3. Step 3: Cross multiply
    2,161,057.77x = 2,982,439.31 × 1,194,376.77
  4. Step 4: Simplify right side
    2,161,057.77x = 3,562,156,223,826.95
  5. Step 5: Solve for x
    x = 3,562,156,223,826.95/2,161,057.77
  6. Step 6: Final answer
    x = 1,648,339.19

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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.