Home / 3,810,356.94-5,258,309.49-2,091,491.58

Finding the Fourth Proportional to 3,810,356.94, 5,258,309.49 and 2,091,491.58

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Solution

The fourth proportional to 3,810,356.94, 5,258,309.49 and 2,091,491.58 is: 2,886,267.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,810,356.94 : 5,258,309.49 = 2,091,491.58 : x
  2. Step 2: Convert to fraction form
    3,810,356.94/5,258,309.49 = 2,091,491.58/x
  3. Step 3: Cross multiply
    3,810,356.94x = 5,258,309.49 × 2,091,491.58
  4. Step 4: Simplify right side
    3,810,356.94x = 10,997,710,023,369.10
  5. Step 5: Solve for x
    x = 10,997,710,023,369.10/3,810,356.94
  6. Step 6: Final answer
    x = 2,886,267.66

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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.