Home / 1,479,750.30-2,043,435.33-1,089,141.15

Finding the Fourth Proportional to 1,479,750.30, 2,043,435.33 and 1,089,141.15

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Solution

The fourth proportional to 1,479,750.30, 2,043,435.33 and 1,089,141.15 is: 1,504,030.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,750.30 : 2,043,435.33 = 1,089,141.15 : x
  2. Step 2: Convert to fraction form
    1,479,750.30/2,043,435.33 = 1,089,141.15/x
  3. Step 3: Cross multiply
    1,479,750.30x = 2,043,435.33 × 1,089,141.15
  4. Step 4: Simplify right side
    1,479,750.30x = 2,225,589,505,266.83
  5. Step 5: Solve for x
    x = 2,225,589,505,266.83/1,479,750.30
  6. Step 6: Final answer
    x = 1,504,030.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.