Home / 1,089,974.40-1,637,726.40-968,323.20

Finding the Fourth Proportional to 1,089,974.40, 1,637,726.40 and 968,323.20

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Solution

The fourth proportional to 1,089,974.40, 1,637,726.40 and 968,323.20 is: 1,454,941.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,974.40 : 1,637,726.40 = 968,323.20 : x
  2. Step 2: Convert to fraction form
    1,089,974.40/1,637,726.40 = 968,323.20/x
  3. Step 3: Cross multiply
    1,089,974.40x = 1,637,726.40 × 968,323.20
  4. Step 4: Simplify right side
    1,089,974.40x = 1,585,848,468,372.48
  5. Step 5: Solve for x
    x = 1,585,848,468,372.48/1,089,974.40
  6. Step 6: Final answer
    x = 1,454,941.02

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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.