Home / 1,053,777.15-1,580,659.25-343,805.67

Finding the Fourth Proportional to 1,053,777.15, 1,580,659.25 and 343,805.67

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Solution

The fourth proportional to 1,053,777.15, 1,580,659.25 and 343,805.67 is: 515,706.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,777.15 : 1,580,659.25 = 343,805.67 : x
  2. Step 2: Convert to fraction form
    1,053,777.15/1,580,659.25 = 343,805.67/x
  3. Step 3: Cross multiply
    1,053,777.15x = 1,580,659.25 × 343,805.67
  4. Step 4: Simplify right side
    1,053,777.15x = 543,439,610,768.92
  5. Step 5: Solve for x
    x = 543,439,610,768.92/1,053,777.15
  6. Step 6: Final answer
    x = 515,706.39

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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.