Home / 5,394,630.24-8,089,268.40-1,982,779.20

Finding the Fourth Proportional to 5,394,630.24, 8,089,268.40 and 1,982,779.20

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Solution

The fourth proportional to 5,394,630.24, 8,089,268.40 and 1,982,779.20 is: 2,973,184.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,394,630.24 : 8,089,268.40 = 1,982,779.20 : x
  2. Step 2: Convert to fraction form
    5,394,630.24/8,089,268.40 = 1,982,779.20/x
  3. Step 3: Cross multiply
    5,394,630.24x = 8,089,268.40 × 1,982,779.20
  4. Step 4: Simplify right side
    5,394,630.24x = 16,039,233,126,737.28
  5. Step 5: Solve for x
    x = 16,039,233,126,737.28/5,394,630.24
  6. Step 6: Final answer
    x = 2,973,184.89

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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.