Home / 2,012,204.70-3,018,452.85-1,211,762.70

Finding the Fourth Proportional to 2,012,204.70, 3,018,452.85 and 1,211,762.70

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Solution

The fourth proportional to 2,012,204.70, 3,018,452.85 and 1,211,762.70 is: 1,817,731.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,012,204.70 : 3,018,452.85 = 1,211,762.70 : x
  2. Step 2: Convert to fraction form
    2,012,204.70/3,018,452.85 = 1,211,762.70/x
  3. Step 3: Cross multiply
    2,012,204.70x = 3,018,452.85 × 1,211,762.70
  4. Step 4: Simplify right side
    2,012,204.70x = 3,657,648,575,338.70
  5. Step 5: Solve for x
    x = 3,657,648,575,338.70/2,012,204.70
  6. Step 6: Final answer
    x = 1,817,731.85

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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.