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Finding the Fourth Proportional to 3,506,978.54, 4,839,260.84 and 2,036,600.01

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Solution

The fourth proportional to 3,506,978.54, 4,839,260.84 and 2,036,600.01 is: 2,810,293.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,506,978.54 : 4,839,260.84 = 2,036,600.01 : x
  2. Step 2: Convert to fraction form
    3,506,978.54/4,839,260.84 = 2,036,600.01/x
  3. Step 3: Cross multiply
    3,506,978.54x = 4,839,260.84 × 2,036,600.01
  4. Step 4: Simplify right side
    3,506,978.54x = 9,855,638,679,750.73
  5. Step 5: Solve for x
    x = 9,855,638,679,750.73/3,506,978.54
  6. Step 6: Final answer
    x = 2,810,293.41

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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.