Home / 1,972,281.08-2,721,790.37-1,089,227.50

Finding the Fourth Proportional to 1,972,281.08, 2,721,790.37 and 1,089,227.50

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Solution

The fourth proportional to 1,972,281.08, 2,721,790.37 and 1,089,227.50 is: 1,503,157.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,972,281.08 : 2,721,790.37 = 1,089,227.50 : x
  2. Step 2: Convert to fraction form
    1,972,281.08/2,721,790.37 = 1,089,227.50/x
  3. Step 3: Cross multiply
    1,972,281.08x = 2,721,790.37 × 1,089,227.50
  4. Step 4: Simplify right side
    1,972,281.08x = 2,964,648,914,793.04
  5. Step 5: Solve for x
    x = 2,964,648,914,793.04/1,972,281.08
  6. Step 6: Final answer
    x = 1,503,157.41

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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.