Home / 1,341,230.20-2,011,650.90-394,502.20

Finding the Fourth Proportional to 1,341,230.20, 2,011,650.90 and 394,502.20

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Solution

The fourth proportional to 1,341,230.20, 2,011,650.90 and 394,502.20 is: 591,696.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,230.20 : 2,011,650.90 = 394,502.20 : x
  2. Step 2: Convert to fraction form
    1,341,230.20/2,011,650.90 = 394,502.20/x
  3. Step 3: Cross multiply
    1,341,230.20x = 2,011,650.90 × 394,502.20
  4. Step 4: Simplify right side
    1,341,230.20x = 793,600,705,681.98
  5. Step 5: Solve for x
    x = 793,600,705,681.98/1,341,230.20
  6. Step 6: Final answer
    x = 591,696.12

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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.