Home / 5,230,650.88-7,845,964.80-1,392,474.16

Finding the Fourth Proportional to 5,230,650.88, 7,845,964.80 and 1,392,474.16

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Solution

The fourth proportional to 5,230,650.88, 7,845,964.80 and 1,392,474.16 is: 2,088,708.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,230,650.88 : 7,845,964.80 = 1,392,474.16 : x
  2. Step 2: Convert to fraction form
    5,230,650.88/7,845,964.80 = 1,392,474.16/x
  3. Step 3: Cross multiply
    5,230,650.88x = 7,845,964.80 × 1,392,474.16
  4. Step 4: Simplify right side
    5,230,650.88x = 10,925,303,244,269.57
  5. Step 5: Solve for x
    x = 10,925,303,244,269.57/5,230,650.88
  6. Step 6: Final answer
    x = 2,088,708.17

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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.