Home / 1,292,940.15-1,938,079.52-573,620.61

Finding the Fourth Proportional to 1,292,940.15, 1,938,079.52 and 573,620.61

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Solution

The fourth proportional to 1,292,940.15, 1,938,079.52 and 573,620.61 is: 859,840.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,292,940.15 : 1,938,079.52 = 573,620.61 : x
  2. Step 2: Convert to fraction form
    1,292,940.15/1,938,079.52 = 573,620.61/x
  3. Step 3: Cross multiply
    1,292,940.15x = 1,938,079.52 × 573,620.61
  4. Step 4: Simplify right side
    1,292,940.15x = 1,111,722,355,977.52
  5. Step 5: Solve for x
    x = 1,111,722,355,977.52/1,292,940.15
  6. Step 6: Final answer
    x = 859,840.54

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.