Home / 1,295,999.80-1,943,078.10-496,972.60

Finding the Fourth Proportional to 1,295,999.80, 1,943,078.10 and 496,972.60

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Solution

The fourth proportional to 1,295,999.80, 1,943,078.10 and 496,972.60 is: 745,105.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,999.80 : 1,943,078.10 = 496,972.60 : x
  2. Step 2: Convert to fraction form
    1,295,999.80/1,943,078.10 = 496,972.60/x
  3. Step 3: Cross multiply
    1,295,999.80x = 1,943,078.10 × 496,972.60
  4. Step 4: Simplify right side
    1,295,999.80x = 965,656,575,360.06
  5. Step 5: Solve for x
    x = 965,656,575,360.06/1,295,999.80
  6. Step 6: Final answer
    x = 745,105.50

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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.