Home / 1,734,947.31-2,393,941.64-1,089,910.70

Finding the Fourth Proportional to 1,734,947.31, 2,393,941.64 and 1,089,910.70

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Solution

The fourth proportional to 1,734,947.31, 2,393,941.64 and 1,089,910.70 is: 1,503,897.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,734,947.31 : 2,393,941.64 = 1,089,910.70 : x
  2. Step 2: Convert to fraction form
    1,734,947.31/2,393,941.64 = 1,089,910.70/x
  3. Step 3: Cross multiply
    1,734,947.31x = 2,393,941.64 × 1,089,910.70
  4. Step 4: Simplify right side
    1,734,947.31x = 2,609,182,591,192.29
  5. Step 5: Solve for x
    x = 2,609,182,591,192.29/1,734,947.31
  6. Step 6: Final answer
    x = 1,503,897.31

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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.