Home / 1,361,852.19-2,042,015.57-631,592.39

Finding the Fourth Proportional to 1,361,852.19, 2,042,015.57 and 631,592.39

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Solution

The fourth proportional to 1,361,852.19, 2,042,015.57 and 631,592.39 is: 947,034.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,852.19 : 2,042,015.57 = 631,592.39 : x
  2. Step 2: Convert to fraction form
    1,361,852.19/2,042,015.57 = 631,592.39/x
  3. Step 3: Cross multiply
    1,361,852.19x = 2,042,015.57 × 631,592.39
  4. Step 4: Simplify right side
    1,361,852.19x = 1,289,721,487,102.72
  5. Step 5: Solve for x
    x = 1,289,721,487,102.72/1,361,852.19
  6. Step 6: Final answer
    x = 947,034.85

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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.