Home / 1,224,004.60-1,836,006.90-726,340.60

Finding the Fourth Proportional to 1,224,004.60, 1,836,006.90 and 726,340.60

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Solution

The fourth proportional to 1,224,004.60, 1,836,006.90 and 726,340.60 is: 1,089,510.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,004.60 : 1,836,006.90 = 726,340.60 : x
  2. Step 2: Convert to fraction form
    1,224,004.60/1,836,006.90 = 726,340.60/x
  3. Step 3: Cross multiply
    1,224,004.60x = 1,836,006.90 × 726,340.60
  4. Step 4: Simplify right side
    1,224,004.60x = 1,333,566,353,350.14
  5. Step 5: Solve for x
    x = 1,333,566,353,350.14/1,224,004.60
  6. Step 6: Final answer
    x = 1,089,510.90

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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.