Home / 1,681,501.52-2,319,436.41-1,198,222.85

Finding the Fourth Proportional to 1,681,501.52, 2,319,436.41 and 1,198,222.85

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Solution

The fourth proportional to 1,681,501.52, 2,319,436.41 and 1,198,222.85 is: 1,652,809.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,681,501.52 : 2,319,436.41 = 1,198,222.85 : x
  2. Step 2: Convert to fraction form
    1,681,501.52/2,319,436.41 = 1,198,222.85/x
  3. Step 3: Cross multiply
    1,681,501.52x = 2,319,436.41 × 1,198,222.85
  4. Step 4: Simplify right side
    1,681,501.52x = 2,779,201,705,583.97
  5. Step 5: Solve for x
    x = 2,779,201,705,583.97/1,681,501.52
  6. Step 6: Final answer
    x = 1,652,809.51

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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.