Home / 1,359,039.60-2,038,571.64-412,410.27

Finding the Fourth Proportional to 1,359,039.60, 2,038,571.64 and 412,410.27

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Solution

The fourth proportional to 1,359,039.60, 2,038,571.64 and 412,410.27 is: 618,619.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,039.60 : 2,038,571.64 = 412,410.27 : x
  2. Step 2: Convert to fraction form
    1,359,039.60/2,038,571.64 = 412,410.27/x
  3. Step 3: Cross multiply
    1,359,039.60x = 2,038,571.64 × 412,410.27
  4. Step 4: Simplify right side
    1,359,039.60x = 840,727,880,466.74
  5. Step 5: Solve for x
    x = 840,727,880,466.74/1,359,039.60
  6. Step 6: Final answer
    x = 618,619.12

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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.