Home / 1,360,235.40-2,040,353.10-413,604.60

Finding the Fourth Proportional to 1,360,235.40, 2,040,353.10 and 413,604.60

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Solution

The fourth proportional to 1,360,235.40, 2,040,353.10 and 413,604.60 is: 620,406.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,235.40 : 2,040,353.10 = 413,604.60 : x
  2. Step 2: Convert to fraction form
    1,360,235.40/2,040,353.10 = 413,604.60/x
  3. Step 3: Cross multiply
    1,360,235.40x = 2,040,353.10 × 413,604.60
  4. Step 4: Simplify right side
    1,360,235.40x = 843,899,427,784.26
  5. Step 5: Solve for x
    x = 843,899,427,784.26/1,360,235.40
  6. Step 6: Final answer
    x = 620,406.90

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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.