Home / 1,104,210.86-1,523,801.82-620,778.16

Finding the Fourth Proportional to 1,104,210.86, 1,523,801.82 and 620,778.16

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Solution

The fourth proportional to 1,104,210.86, 1,523,801.82 and 620,778.16 is: 856,668.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,210.86 : 1,523,801.82 = 620,778.16 : x
  2. Step 2: Convert to fraction form
    1,104,210.86/1,523,801.82 = 620,778.16/x
  3. Step 3: Cross multiply
    1,104,210.86x = 1,523,801.82 × 620,778.16
  4. Step 4: Simplify right side
    1,104,210.86x = 945,942,890,024.25
  5. Step 5: Solve for x
    x = 945,942,890,024.25/1,104,210.86
  6. Step 6: Final answer
    x = 856,668.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.