Home / 2,836,639.23-3,914,026.76-1,690,826.19

Finding the Fourth Proportional to 2,836,639.23, 3,914,026.76 and 1,690,826.19

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Solution

The fourth proportional to 2,836,639.23, 3,914,026.76 and 1,690,826.19 is: 2,333,021.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,836,639.23 : 3,914,026.76 = 1,690,826.19 : x
  2. Step 2: Convert to fraction form
    2,836,639.23/3,914,026.76 = 1,690,826.19/x
  3. Step 3: Cross multiply
    2,836,639.23x = 3,914,026.76 × 1,690,826.19
  4. Step 4: Simplify right side
    2,836,639.23x = 6,617,938,945,714.71
  5. Step 5: Solve for x
    x = 6,617,938,945,714.71/2,836,639.23
  6. Step 6: Final answer
    x = 2,333,021.02

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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.