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Finding the Fourth Proportional to 3,510,686.16, 4,844,745.72 and 1,901,054.16

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Solution

The fourth proportional to 3,510,686.16, 4,844,745.72 and 1,901,054.16 is: 2,623,454.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,510,686.16 : 4,844,745.72 = 1,901,054.16 : x
  2. Step 2: Convert to fraction form
    3,510,686.16/4,844,745.72 = 1,901,054.16/x
  3. Step 3: Cross multiply
    3,510,686.16x = 4,844,745.72 × 1,901,054.16
  4. Step 4: Simplify right side
    3,510,686.16x = 9,210,124,005,148.19
  5. Step 5: Solve for x
    x = 9,210,124,005,148.19/3,510,686.16
  6. Step 6: Final answer
    x = 2,623,454.10

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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.