Home / 1,201,205.50-1,801,752.05-348,251.81

Finding the Fourth Proportional to 1,201,205.50, 1,801,752.05 and 348,251.81

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Solution

The fourth proportional to 1,201,205.50, 1,801,752.05 and 348,251.81 is: 522,361.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,205.50 : 1,801,752.05 = 348,251.81 : x
  2. Step 2: Convert to fraction form
    1,201,205.50/1,801,752.05 = 348,251.81/x
  3. Step 3: Cross multiply
    1,201,205.50x = 1,801,752.05 × 348,251.81
  4. Step 4: Simplify right side
    1,201,205.50x = 627,463,404,445.58
  5. Step 5: Solve for x
    x = 627,463,404,445.58/1,201,205.50
  6. Step 6: Final answer
    x = 522,361.42

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1.5x scale

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.