Home / 2,009,356.92-2,772,901.56-1,091,578.80

Finding the Fourth Proportional to 2,009,356.92, 2,772,901.56 and 1,091,578.80

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Solution

The fourth proportional to 2,009,356.92, 2,772,901.56 and 1,091,578.80 is: 1,506,372.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,009,356.92 : 2,772,901.56 = 1,091,578.80 : x
  2. Step 2: Convert to fraction form
    2,009,356.92/2,772,901.56 = 1,091,578.80/x
  3. Step 3: Cross multiply
    2,009,356.92x = 2,772,901.56 × 1,091,578.80
  4. Step 4: Simplify right side
    2,009,356.92x = 3,026,840,557,382.93
  5. Step 5: Solve for x
    x = 3,026,840,557,382.93/2,009,356.92
  6. Step 6: Final answer
    x = 1,506,372.77

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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.