Home / 1,872,261.42-2,583,712.98-1,012,819.56

Finding the Fourth Proportional to 1,872,261.42, 2,583,712.98 and 1,012,819.56

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Solution

The fourth proportional to 1,872,261.42, 2,583,712.98 and 1,012,819.56 is: 1,397,686.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,261.42 : 2,583,712.98 = 1,012,819.56 : x
  2. Step 2: Convert to fraction form
    1,872,261.42/2,583,712.98 = 1,012,819.56/x
  3. Step 3: Cross multiply
    1,872,261.42x = 2,583,712.98 × 1,012,819.56
  4. Step 4: Simplify right side
    1,872,261.42x = 2,616,835,043,569.89
  5. Step 5: Solve for x
    x = 2,616,835,043,569.89/1,872,261.42
  6. Step 6: Final answer
    x = 1,397,686.78

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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.