Home / 1,249,976.43-1,725,107.47-706,147.25

Finding the Fourth Proportional to 1,249,976.43, 1,725,107.47 and 706,147.25

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Solution

The fourth proportional to 1,249,976.43, 1,725,107.47 and 706,147.25 is: 974,562.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,976.43 : 1,725,107.47 = 706,147.25 : x
  2. Step 2: Convert to fraction form
    1,249,976.43/1,725,107.47 = 706,147.25/x
  3. Step 3: Cross multiply
    1,249,976.43x = 1,725,107.47 × 706,147.25
  4. Step 4: Simplify right side
    1,249,976.43x = 1,218,179,899,291.73
  5. Step 5: Solve for x
    x = 1,218,179,899,291.73/1,249,976.43
  6. Step 6: Final answer
    x = 974,562.29

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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.