Home / 1,260,035.70-1,738,698.93-715,974.90

Finding the Fourth Proportional to 1,260,035.70, 1,738,698.93 and 715,974.90

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Solution

The fourth proportional to 1,260,035.70, 1,738,698.93 and 715,974.90 is: 987,959.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,035.70 : 1,738,698.93 = 715,974.90 : x
  2. Step 2: Convert to fraction form
    1,260,035.70/1,738,698.93 = 715,974.90/x
  3. Step 3: Cross multiply
    1,260,035.70x = 1,738,698.93 × 715,974.90
  4. Step 4: Simplify right side
    1,260,035.70x = 1,244,864,792,536.86
  5. Step 5: Solve for x
    x = 1,244,864,792,536.86/1,260,035.70
  6. Step 6: Final answer
    x = 987,959.94

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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.