Home / 1,692,361.12-2,538,422.16-793,999.84

Finding the Fourth Proportional to 1,692,361.12, 2,538,422.16 and 793,999.84

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Solution

The fourth proportional to 1,692,361.12, 2,538,422.16 and 793,999.84 is: 1,190,943.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,692,361.12 : 2,538,422.16 = 793,999.84 : x
  2. Step 2: Convert to fraction form
    1,692,361.12/2,538,422.16 = 793,999.84/x
  3. Step 3: Cross multiply
    1,692,361.12x = 2,538,422.16 × 793,999.84
  4. Step 4: Simplify right side
    1,692,361.12x = 2,015,506,788,892.45
  5. Step 5: Solve for x
    x = 2,015,506,788,892.45/1,692,361.12
  6. Step 6: Final answer
    x = 1,190,943.69

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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.