Home / 3,418,039.49-4,717,474.54-1,968,574.14

Finding the Fourth Proportional to 3,418,039.49, 4,717,474.54 and 1,968,574.14

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Solution

The fourth proportional to 3,418,039.49, 4,717,474.54 and 1,968,574.14 is: 2,716,966.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418,039.49 : 4,717,474.54 = 1,968,574.14 : x
  2. Step 2: Convert to fraction form
    3,418,039.49/4,717,474.54 = 1,968,574.14/x
  3. Step 3: Cross multiply
    3,418,039.49x = 4,717,474.54 × 1,968,574.14
  4. Step 4: Simplify right side
    3,418,039.49x = 9,286,698,380,630.96
  5. Step 5: Solve for x
    x = 9,286,698,380,630.96/3,418,039.49
  6. Step 6: Final answer
    x = 2,716,966.38

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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.