Home / 1,028,523.16-1,536,529.88-665,738.47

Finding the Fourth Proportional to 1,028,523.16, 1,536,529.88 and 665,738.47

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Solution

The fourth proportional to 1,028,523.16, 1,536,529.88 and 665,738.47 is: 994,559.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,523.16 : 1,536,529.88 = 665,738.47 : x
  2. Step 2: Convert to fraction form
    1,028,523.16/1,536,529.88 = 665,738.47/x
  3. Step 3: Cross multiply
    1,028,523.16x = 1,536,529.88 × 665,738.47
  4. Step 4: Simplify right side
    1,028,523.16x = 1,022,927,048,091.79
  5. Step 5: Solve for x
    x = 1,022,927,048,091.79/1,028,523.16
  6. Step 6: Final answer
    x = 994,559.08

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.