Home / 4,881,943.12-7,322,915.04-1,890,127.12

Finding the Fourth Proportional to 4,881,943.12, 7,322,915.04 and 1,890,127.12

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Solution

The fourth proportional to 4,881,943.12, 7,322,915.04 and 1,890,127.12 is: 2,835,190.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,881,943.12 : 7,322,915.04 = 1,890,127.12 : x
  2. Step 2: Convert to fraction form
    4,881,943.12/7,322,915.04 = 1,890,127.12/x
  3. Step 3: Cross multiply
    4,881,943.12x = 7,322,915.04 × 1,890,127.12
  4. Step 4: Simplify right side
    4,881,943.12x = 13,841,240,314,559.88
  5. Step 5: Solve for x
    x = 13,841,240,314,559.88/4,881,943.12
  6. Step 6: Final answer
    x = 2,835,190.82

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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.