Home / 1,822,271.70-2,731,703.75-810,844.35

Finding the Fourth Proportional to 1,822,271.70, 2,731,703.75 and 810,844.35

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Solution

The fourth proportional to 1,822,271.70, 2,731,703.75 and 810,844.35 is: 1,215,508.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,822,271.70 : 2,731,703.75 = 810,844.35 : x
  2. Step 2: Convert to fraction form
    1,822,271.70/2,731,703.75 = 810,844.35/x
  3. Step 3: Cross multiply
    1,822,271.70x = 2,731,703.75 × 810,844.35
  4. Step 4: Simplify right side
    1,822,271.70x = 2,214,986,540,303.87
  5. Step 5: Solve for x
    x = 2,214,986,540,303.87/1,822,271.70
  6. Step 6: Final answer
    x = 1,215,508.39

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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.