Home / 1,089,737.55-1,633,546.54-520,971.29

Finding the Fourth Proportional to 1,089,737.55, 1,633,546.54 and 520,971.29

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Solution

The fourth proportional to 1,089,737.55, 1,633,546.54 and 520,971.29 is: 780,950.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,737.55 : 1,633,546.54 = 520,971.29 : x
  2. Step 2: Convert to fraction form
    1,089,737.55/1,633,546.54 = 520,971.29/x
  3. Step 3: Cross multiply
    1,089,737.55x = 1,633,546.54 × 520,971.29
  4. Step 4: Simplify right side
    1,089,737.55x = 851,030,846,828.12
  5. Step 5: Solve for x
    x = 851,030,846,828.12/1,089,737.55
  6. Step 6: Final answer
    x = 780,950.28

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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.