Home / 1,304,579.84-1,800,339.36-760,700.48

Finding the Fourth Proportional to 1,304,579.84, 1,800,339.36 and 760,700.48

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Solution

The fourth proportional to 1,304,579.84, 1,800,339.36 and 760,700.48 is: 1,049,777.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304,579.84 : 1,800,339.36 = 760,700.48 : x
  2. Step 2: Convert to fraction form
    1,304,579.84/1,800,339.36 = 760,700.48/x
  3. Step 3: Cross multiply
    1,304,579.84x = 1,800,339.36 × 760,700.48
  4. Step 4: Simplify right side
    1,304,579.84x = 1,369,519,015,314.89
  5. Step 5: Solve for x
    x = 1,369,519,015,314.89/1,304,579.84
  6. Step 6: Final answer
    x = 1,049,777.85

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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.