Home / 1,971,398.77-2,957,422.62-605,138.18

Finding the Fourth Proportional to 1,971,398.77, 2,957,422.62 and 605,138.18

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Solution

The fourth proportional to 1,971,398.77, 2,957,422.62 and 605,138.18 is: 907,806.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,971,398.77 : 2,957,422.62 = 605,138.18 : x
  2. Step 2: Convert to fraction form
    1,971,398.77/2,957,422.62 = 605,138.18/x
  3. Step 3: Cross multiply
    1,971,398.77x = 2,957,422.62 × 605,138.18
  4. Step 4: Simplify right side
    1,971,398.77x = 1,789,649,341,757.63
  5. Step 5: Solve for x
    x = 1,789,649,341,757.63/1,971,398.77
  6. Step 6: Final answer
    x = 907,806.87

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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.