Home / 1,389,593.60-2,083,322.36-705,918.38

Finding the Fourth Proportional to 1,389,593.60, 2,083,322.36 and 705,918.38

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Solution

The fourth proportional to 1,389,593.60, 2,083,322.36 and 705,918.38 is: 1,058,335.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,389,593.60 : 2,083,322.36 = 705,918.38 : x
  2. Step 2: Convert to fraction form
    1,389,593.60/2,083,322.36 = 705,918.38/x
  3. Step 3: Cross multiply
    1,389,593.60x = 2,083,322.36 × 705,918.38
  4. Step 4: Simplify right side
    1,389,593.60x = 1,470,655,541,902.43
  5. Step 5: Solve for x
    x = 1,470,655,541,902.43/1,389,593.60
  6. Step 6: Final answer
    x = 1,058,335.00

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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.