Home / 1,551,183.89-2,139,934.14-906,314.13

Finding the Fourth Proportional to 1,551,183.89, 2,139,934.14 and 906,314.13

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Solution

The fourth proportional to 1,551,183.89, 2,139,934.14 and 906,314.13 is: 1,250,304.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,183.89 : 2,139,934.14 = 906,314.13 : x
  2. Step 2: Convert to fraction form
    1,551,183.89/2,139,934.14 = 906,314.13/x
  3. Step 3: Cross multiply
    1,551,183.89x = 2,139,934.14 × 906,314.13
  4. Step 4: Simplify right side
    1,551,183.89x = 1,939,452,548,351.40
  5. Step 5: Solve for x
    x = 1,939,452,548,351.40/1,551,183.89
  6. Step 6: Final answer
    x = 1,250,304.73

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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.