Home / 1,943,904.85-2,915,525.00-523,628.78

Finding the Fourth Proportional to 1,943,904.85, 2,915,525.00 and 523,628.78

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Solution

The fourth proportional to 1,943,904.85, 2,915,525.00 and 523,628.78 is: 785,353.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943,904.85 : 2,915,525.00 = 523,628.78 : x
  2. Step 2: Convert to fraction form
    1,943,904.85/2,915,525.00 = 523,628.78/x
  3. Step 3: Cross multiply
    1,943,904.85x = 2,915,525.00 × 523,628.78
  4. Step 4: Simplify right side
    1,943,904.85x = 1,526,652,785,540.95
  5. Step 5: Solve for x
    x = 1,526,652,785,540.95/1,943,904.85
  6. Step 6: Final answer
    x = 785,353.66

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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.