Home / 2,347,904.88-3,238,431.84-2,154,938.58

Finding the Fourth Proportional to 2,347,904.88, 3,238,431.84 and 2,154,938.58

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Solution

The fourth proportional to 2,347,904.88, 3,238,431.84 and 2,154,938.58 is: 2,972,276.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,347,904.88 : 3,238,431.84 = 2,154,938.58 : x
  2. Step 2: Convert to fraction form
    2,347,904.88/3,238,431.84 = 2,154,938.58/x
  3. Step 3: Cross multiply
    2,347,904.88x = 3,238,431.84 × 2,154,938.58
  4. Step 4: Simplify right side
    2,347,904.88x = 6,978,621,710,716.39
  5. Step 5: Solve for x
    x = 6,978,621,710,716.39/2,347,904.88
  6. Step 6: Final answer
    x = 2,972,276.16

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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.