Home / 1,304,730.47-1,957,376.77-393,836.63

Finding the Fourth Proportional to 1,304,730.47, 1,957,376.77 and 393,836.63

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Solution

The fourth proportional to 1,304,730.47, 1,957,376.77 and 393,836.63 is: 590,839.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304,730.47 : 1,957,376.77 = 393,836.63 : x
  2. Step 2: Convert to fraction form
    1,304,730.47/1,957,376.77 = 393,836.63/x
  3. Step 3: Cross multiply
    1,304,730.47x = 1,957,376.77 × 393,836.63
  4. Step 4: Simplify right side
    1,304,730.47x = 770,886,672,083.52
  5. Step 5: Solve for x
    x = 770,886,672,083.52/1,304,730.47
  6. Step 6: Final answer
    x = 590,839.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.