Home / 5,161,684.58-7,742,539.17-1,567,478.56

Finding the Fourth Proportional to 5,161,684.58, 7,742,539.17 and 1,567,478.56

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Solution

The fourth proportional to 5,161,684.58, 7,742,539.17 and 1,567,478.56 is: 2,351,221.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,161,684.58 : 7,742,539.17 = 1,567,478.56 : x
  2. Step 2: Convert to fraction form
    5,161,684.58/7,742,539.17 = 1,567,478.56/x
  3. Step 3: Cross multiply
    5,161,684.58x = 7,742,539.17 × 1,567,478.56
  4. Step 4: Simplify right side
    5,161,684.58x = 12,136,264,129,578.85
  5. Step 5: Solve for x
    x = 12,136,264,129,578.85/5,161,684.58
  6. Step 6: Final answer
    x = 2,351,221.57

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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.