Home / 1,256,115.74-1,883,890.61-357,537.58

Finding the Fourth Proportional to 1,256,115.74, 1,883,890.61 and 357,537.58

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Solution

The fourth proportional to 1,256,115.74, 1,883,890.61 and 357,537.58 is: 536,225.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,115.74 : 1,883,890.61 = 357,537.58 : x
  2. Step 2: Convert to fraction form
    1,256,115.74/1,883,890.61 = 357,537.58/x
  3. Step 3: Cross multiply
    1,256,115.74x = 1,883,890.61 × 357,537.58
  4. Step 4: Simplify right side
    1,256,115.74x = 673,561,684,527.48
  5. Step 5: Solve for x
    x = 673,561,684,527.48/1,256,115.74
  6. Step 6: Final answer
    x = 536,225.82

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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.