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Finding the Fourth Proportional to 1,584,904.15, 2,373,157.11 and 835,375.51

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Solution

The fourth proportional to 1,584,904.15, 2,373,157.11 and 835,375.51 is: 1,250,849.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,584,904.15 : 2,373,157.11 = 835,375.51 : x
  2. Step 2: Convert to fraction form
    1,584,904.15/2,373,157.11 = 835,375.51/x
  3. Step 3: Cross multiply
    1,584,904.15x = 2,373,157.11 × 835,375.51
  4. Step 4: Simplify right side
    1,584,904.15x = 1,982,477,331,076.38
  5. Step 5: Solve for x
    x = 1,982,477,331,076.38/1,584,904.15
  6. Step 6: Final answer
    x = 1,250,849.98

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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.