Home / 1,928,084.19-2,892,136.56-580,237.57

Finding the Fourth Proportional to 1,928,084.19, 2,892,136.56 and 580,237.57

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Solution

The fourth proportional to 1,928,084.19, 2,892,136.56 and 580,237.57 is: 870,359.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,928,084.19 : 2,892,136.56 = 580,237.57 : x
  2. Step 2: Convert to fraction form
    1,928,084.19/2,892,136.56 = 580,237.57/x
  3. Step 3: Cross multiply
    1,928,084.19x = 2,892,136.56 × 580,237.57
  4. Step 4: Simplify right side
    1,928,084.19x = 1,678,126,289,682.56
  5. Step 5: Solve for x
    x = 1,678,126,289,682.56/1,928,084.19
  6. Step 6: Final answer
    x = 870,359.45

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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.