Home / 1,409,599.14-1,945,261.35-765,024.90

Finding the Fourth Proportional to 1,409,599.14, 1,945,261.35 and 765,024.90

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Solution

The fourth proportional to 1,409,599.14, 1,945,261.35 and 765,024.90 is: 1,055,742.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,599.14 : 1,945,261.35 = 765,024.90 : x
  2. Step 2: Convert to fraction form
    1,409,599.14/1,945,261.35 = 765,024.90/x
  3. Step 3: Cross multiply
    1,409,599.14x = 1,945,261.35 × 765,024.90
  4. Step 4: Simplify right side
    1,409,599.14x = 1,488,173,369,757.62
  5. Step 5: Solve for x
    x = 1,488,173,369,757.62/1,409,599.14
  6. Step 6: Final answer
    x = 1,055,742.25

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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.