Home / 2,819,739.10-4,229,398.39-900,853.05

Finding the Fourth Proportional to 2,819,739.10, 4,229,398.39 and 900,853.05

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Solution

The fourth proportional to 2,819,739.10, 4,229,398.39 and 900,853.05 is: 1,351,212.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,819,739.10 : 4,229,398.39 = 900,853.05 : x
  2. Step 2: Convert to fraction form
    2,819,739.10/4,229,398.39 = 900,853.05/x
  3. Step 3: Cross multiply
    2,819,739.10x = 4,229,398.39 × 900,853.05
  4. Step 4: Simplify right side
    2,819,739.10x = 3,810,066,439,296.59
  5. Step 5: Solve for x
    x = 3,810,066,439,296.59/2,819,739.10
  6. Step 6: Final answer
    x = 1,351,212.40

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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.