Home / 1,603,362.67-2,212,641.02-878,222.52

Finding the Fourth Proportional to 1,603,362.67, 2,212,641.02 and 878,222.52

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Solution

The fourth proportional to 1,603,362.67, 2,212,641.02 and 878,222.52 is: 1,211,947.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,603,362.67 : 2,212,641.02 = 878,222.52 : x
  2. Step 2: Convert to fraction form
    1,603,362.67/2,212,641.02 = 878,222.52/x
  3. Step 3: Cross multiply
    1,603,362.67x = 2,212,641.02 × 878,222.52
  4. Step 4: Simplify right side
    1,603,362.67x = 1,943,191,174,635.33
  5. Step 5: Solve for x
    x = 1,943,191,174,635.33/1,603,362.67
  6. Step 6: Final answer
    x = 1,211,947.37

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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.