Home / 2,883,180.68-3,979,619.54-1,903,834.70

Finding the Fourth Proportional to 2,883,180.68, 3,979,619.54 and 1,903,834.70

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Solution

The fourth proportional to 2,883,180.68, 3,979,619.54 and 1,903,834.70 is: 2,627,840.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,883,180.68 : 3,979,619.54 = 1,903,834.70 : x
  2. Step 2: Convert to fraction form
    2,883,180.68/3,979,619.54 = 1,903,834.70/x
  3. Step 3: Cross multiply
    2,883,180.68x = 3,979,619.54 × 1,903,834.70
  4. Step 4: Simplify right side
    2,883,180.68x = 7,576,537,743,632.77
  5. Step 5: Solve for x
    x = 7,576,537,743,632.77/2,883,180.68
  6. Step 6: Final answer
    x = 2,627,840.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.