Home / 1,521,314.44-2,099,406.22-832,973.78

Finding the Fourth Proportional to 1,521,314.44, 2,099,406.22 and 832,973.78

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Solution

The fourth proportional to 1,521,314.44, 2,099,406.22 and 832,973.78 is: 1,149,499.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521,314.44 : 2,099,406.22 = 832,973.78 : x
  2. Step 2: Convert to fraction form
    1,521,314.44/2,099,406.22 = 832,973.78/x
  3. Step 3: Cross multiply
    1,521,314.44x = 2,099,406.22 × 832,973.78
  4. Step 4: Simplify right side
    1,521,314.44x = 1,748,750,337,994.99
  5. Step 5: Solve for x
    x = 1,748,750,337,994.99/1,521,314.44
  6. Step 6: Final answer
    x = 1,149,499.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.