Home / 1,522,028.82-2,100,394.53-877,445.94

Finding the Fourth Proportional to 1,522,028.82, 2,100,394.53 and 877,445.94

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Solution

The fourth proportional to 1,522,028.82, 2,100,394.53 and 877,445.94 is: 1,210,872.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,028.82 : 2,100,394.53 = 877,445.94 : x
  2. Step 2: Convert to fraction form
    1,522,028.82/2,100,394.53 = 877,445.94/x
  3. Step 3: Cross multiply
    1,522,028.82x = 2,100,394.53 × 877,445.94
  4. Step 4: Simplify right side
    1,522,028.82x = 1,842,982,652,746.71
  5. Step 5: Solve for x
    x = 1,842,982,652,746.71/1,522,028.82
  6. Step 6: Final answer
    x = 1,210,872.38

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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.