Home / 1,104,110.76-1,523,569.86-620,633.64

Finding the Fourth Proportional to 1,104,110.76, 1,523,569.86 and 620,633.64

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Solution

The fourth proportional to 1,104,110.76, 1,523,569.86 and 620,633.64 is: 856,416.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,110.76 : 1,523,569.86 = 620,633.64 : x
  2. Step 2: Convert to fraction form
    1,104,110.76/1,523,569.86 = 620,633.64/x
  3. Step 3: Cross multiply
    1,104,110.76x = 1,523,569.86 × 620,633.64
  4. Step 4: Simplify right side
    1,104,110.76x = 945,578,708,006.09
  5. Step 5: Solve for x
    x = 945,578,708,006.09/1,104,110.76
  6. Step 6: Final answer
    x = 856,416.53

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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.