Home / 1,561,413.66-2,154,694.95-882,335.58

Finding the Fourth Proportional to 1,561,413.66, 2,154,694.95 and 882,335.58

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Solution

The fourth proportional to 1,561,413.66, 2,154,694.95 and 882,335.58 is: 1,217,591.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,561,413.66 : 2,154,694.95 = 882,335.58 : x
  2. Step 2: Convert to fraction form
    1,561,413.66/2,154,694.95 = 882,335.58/x
  3. Step 3: Cross multiply
    1,561,413.66x = 2,154,694.95 × 882,335.58
  4. Step 4: Simplify right side
    1,561,413.66x = 1,901,164,018,431.32
  5. Step 5: Solve for x
    x = 1,901,164,018,431.32/1,561,413.66
  6. Step 6: Final answer
    x = 1,217,591.51

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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.