Home / 1,295,208.80-1,942,813.20-942,696.80

Finding the Fourth Proportional to 1,295,208.80, 1,942,813.20 and 942,696.80

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Solution

The fourth proportional to 1,295,208.80, 1,942,813.20 and 942,696.80 is: 1,414,045.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,208.80 : 1,942,813.20 = 942,696.80 : x
  2. Step 2: Convert to fraction form
    1,295,208.80/1,942,813.20 = 942,696.80/x
  3. Step 3: Cross multiply
    1,295,208.80x = 1,942,813.20 × 942,696.80
  4. Step 4: Simplify right side
    1,295,208.80x = 1,831,483,786,637.76
  5. Step 5: Solve for x
    x = 1,831,483,786,637.76/1,295,208.80
  6. Step 6: Final answer
    x = 1,414,045.20

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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.