Home / 1,787,804.56-2,681,789.43-589,831.57

Finding the Fourth Proportional to 1,787,804.56, 2,681,789.43 and 589,831.57

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Solution

The fourth proportional to 1,787,804.56, 2,681,789.43 and 589,831.57 is: 884,774.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,804.56 : 2,681,789.43 = 589,831.57 : x
  2. Step 2: Convert to fraction form
    1,787,804.56/2,681,789.43 = 589,831.57/x
  3. Step 3: Cross multiply
    1,787,804.56x = 2,681,789.43 × 589,831.57
  4. Step 4: Simplify right side
    1,787,804.56x = 1,581,804,069,906.31
  5. Step 5: Solve for x
    x = 1,581,804,069,906.31/1,787,804.56
  6. Step 6: Final answer
    x = 884,774.60

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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.