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Finding the Fourth Proportional to 3,230,133.64, 4,845,953.94 and 1,071,000.82

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Solution

The fourth proportional to 3,230,133.64, 4,845,953.94 and 1,071,000.82 is: 1,606,751.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,230,133.64 : 4,845,953.94 = 1,071,000.82 : x
  2. Step 2: Convert to fraction form
    3,230,133.64/4,845,953.94 = 1,071,000.82/x
  3. Step 3: Cross multiply
    3,230,133.64x = 4,845,953.94 × 1,071,000.82
  4. Step 4: Simplify right side
    3,230,133.64x = 5,190,020,643,422.23
  5. Step 5: Solve for x
    x = 5,190,020,643,422.23/3,230,133.64
  6. Step 6: Final answer
    x = 1,606,751.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.