Home / 1,590.46-2,383.06-1,125.94

Finding the Fourth Proportional to 1,590.46, 2,383.06 and 1,125.94

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Solution

The fourth proportional to 1,590.46, 2,383.06 and 1,125.94 is: 1,687.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,590.46 : 2,383.06 = 1,125.94 : x
  2. Step 2: Convert to fraction form
    1,590.46/2,383.06 = 1,125.94/x
  3. Step 3: Cross multiply
    1,590.46x = 2,383.06 × 1,125.94
  4. Step 4: Simplify right side
    1,590.46x = 2,683,182.58
  5. Step 5: Solve for x
    x = 2,683,182.58/1,590.46
  6. Step 6: Final answer
    x = 1,687.05

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