Home / 1,368,855.90-2,052,598.59-422,103.60

Finding the Fourth Proportional to 1,368,855.90, 2,052,598.59 and 422,103.60

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Solution

The fourth proportional to 1,368,855.90, 2,052,598.59 and 422,103.60 is: 632,944.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,368,855.90 : 2,052,598.59 = 422,103.60 : x
  2. Step 2: Convert to fraction form
    1,368,855.90/2,052,598.59 = 422,103.60/x
  3. Step 3: Cross multiply
    1,368,855.90x = 2,052,598.59 × 422,103.60
  4. Step 4: Simplify right side
    1,368,855.90x = 866,409,254,193.92
  5. Step 5: Solve for x
    x = 866,409,254,193.92/1,368,855.90
  6. Step 6: Final answer
    x = 632,944.09

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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.