Home / 1,585,257.89-2,377,387.31-520,051.73

Finding the Fourth Proportional to 1,585,257.89, 2,377,387.31 and 520,051.73

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Solution

The fourth proportional to 1,585,257.89, 2,377,387.31 and 520,051.73 is: 779,913.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,257.89 : 2,377,387.31 = 520,051.73 : x
  2. Step 2: Convert to fraction form
    1,585,257.89/2,377,387.31 = 520,051.73/x
  3. Step 3: Cross multiply
    1,585,257.89x = 2,377,387.31 × 520,051.73
  4. Step 4: Simplify right side
    1,585,257.89x = 1,236,364,380,845.29
  5. Step 5: Solve for x
    x = 1,236,364,380,845.29/1,585,257.89
  6. Step 6: Final answer
    x = 779,913.72

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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.