Home / 1,004,831.40-1,504,914.30-687,570.60

Finding the Fourth Proportional to 1,004,831.40, 1,504,914.30 and 687,570.60

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Solution

The fourth proportional to 1,004,831.40, 1,504,914.30 and 687,570.60 is: 1,029,759.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,831.40 : 1,504,914.30 = 687,570.60 : x
  2. Step 2: Convert to fraction form
    1,004,831.40/1,504,914.30 = 687,570.60/x
  3. Step 3: Cross multiply
    1,004,831.40x = 1,504,914.30 × 687,570.60
  4. Step 4: Simplify right side
    1,004,831.40x = 1,034,734,828,199.58
  5. Step 5: Solve for x
    x = 1,034,734,828,199.58/1,004,831.40
  6. Step 6: Final answer
    x = 1,029,759.65

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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.