Home / 1,938,775.50-2,908,163.25-872,571.69

Finding the Fourth Proportional to 1,938,775.50, 2,908,163.25 and 872,571.69

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Solution

The fourth proportional to 1,938,775.50, 2,908,163.25 and 872,571.69 is: 1,308,857.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,938,775.50 : 2,908,163.25 = 872,571.69 : x
  2. Step 2: Convert to fraction form
    1,938,775.50/2,908,163.25 = 872,571.69/x
  3. Step 3: Cross multiply
    1,938,775.50x = 2,908,163.25 × 872,571.69
  4. Step 4: Simplify right side
    1,938,775.50x = 2,537,580,921,848.39
  5. Step 5: Solve for x
    x = 2,537,580,921,848.39/1,938,775.50
  6. Step 6: Final answer
    x = 1,308,857.54

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Double scale
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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.