Home / 1,401,813.80-2,102,720.48-336,855.86

Finding the Fourth Proportional to 1,401,813.80, 2,102,720.48 and 336,855.86

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Solution

The fourth proportional to 1,401,813.80, 2,102,720.48 and 336,855.86 is: 505,283.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,813.80 : 2,102,720.48 = 336,855.86 : x
  2. Step 2: Convert to fraction form
    1,401,813.80/2,102,720.48 = 336,855.86/x
  3. Step 3: Cross multiply
    1,401,813.80x = 2,102,720.48 × 336,855.86
  4. Step 4: Simplify right side
    1,401,813.80x = 708,313,715,630.01
  5. Step 5: Solve for x
    x = 708,313,715,630.01/1,401,813.80
  6. Step 6: Final answer
    x = 505,283.74

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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.