Home / 1,715,644.86-2,573,485.76-517,577.55

Finding the Fourth Proportional to 1,715,644.86, 2,573,485.76 and 517,577.55

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Solution

The fourth proportional to 1,715,644.86, 2,573,485.76 and 517,577.55 is: 776,371.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,715,644.86 : 2,573,485.76 = 517,577.55 : x
  2. Step 2: Convert to fraction form
    1,715,644.86/2,573,485.76 = 517,577.55/x
  3. Step 3: Cross multiply
    1,715,644.86x = 2,573,485.76 × 517,577.55
  4. Step 4: Simplify right side
    1,715,644.86x = 1,331,978,454,620.69
  5. Step 5: Solve for x
    x = 1,331,978,454,620.69/1,715,644.86
  6. Step 6: Final answer
    x = 776,371.90

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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.