Home / 2,856,951.51-3,942,706.80-1,567,838.03

Finding the Fourth Proportional to 2,856,951.51, 3,942,706.80 and 1,567,838.03

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Solution

The fourth proportional to 2,856,951.51, 3,942,706.80 and 1,567,838.03 is: 2,163,678.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,856,951.51 : 3,942,706.80 = 1,567,838.03 : x
  2. Step 2: Convert to fraction form
    2,856,951.51/3,942,706.80 = 1,567,838.03/x
  3. Step 3: Cross multiply
    2,856,951.51x = 3,942,706.80 × 1,567,838.03
  4. Step 4: Simplify right side
    2,856,951.51x = 6,181,525,642,466.07
  5. Step 5: Solve for x
    x = 6,181,525,642,466.07/2,856,951.51
  6. Step 6: Final answer
    x = 2,163,678.88

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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.