Home / 1,847,107.47-2,772,032.54-1,398,393.39

Finding the Fourth Proportional to 1,847,107.47, 2,772,032.54 and 1,398,393.39

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Solution

The fourth proportional to 1,847,107.47, 2,772,032.54 and 1,398,393.39 is: 2,098,628.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,847,107.47 : 2,772,032.54 = 1,398,393.39 : x
  2. Step 2: Convert to fraction form
    1,847,107.47/2,772,032.54 = 1,398,393.39/x
  3. Step 3: Cross multiply
    1,847,107.47x = 2,772,032.54 × 1,398,393.39
  4. Step 4: Simplify right side
    1,847,107.47x = 3,876,391,973,808.94
  5. Step 5: Solve for x
    x = 3,876,391,973,808.94/1,847,107.47
  6. Step 6: Final answer
    x = 2,098,628.28

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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.