Home / 1,302,415.02-1,797,396.80-786,160.72

Finding the Fourth Proportional to 1,302,415.02, 1,797,396.80 and 786,160.72

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Solution

The fourth proportional to 1,302,415.02, 1,797,396.80 and 786,160.72 is: 1,084,940.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,415.02 : 1,797,396.80 = 786,160.72 : x
  2. Step 2: Convert to fraction form
    1,302,415.02/1,797,396.80 = 786,160.72/x
  3. Step 3: Cross multiply
    1,302,415.02x = 1,797,396.80 × 786,160.72
  4. Step 4: Simplify right side
    1,302,415.02x = 1,413,042,762,413.70
  5. Step 5: Solve for x
    x = 1,413,042,762,413.70/1,302,415.02
  6. Step 6: Final answer
    x = 1,084,940.47

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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.