Home / 3,161,454.84-4,742,185.50-1,479,739.32

Finding the Fourth Proportional to 3,161,454.84, 4,742,185.50 and 1,479,739.32

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Solution

The fourth proportional to 3,161,454.84, 4,742,185.50 and 1,479,739.32 is: 2,219,610.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,161,454.84 : 4,742,185.50 = 1,479,739.32 : x
  2. Step 2: Convert to fraction form
    3,161,454.84/4,742,185.50 = 1,479,739.32/x
  3. Step 3: Cross multiply
    3,161,454.84x = 4,742,185.50 × 1,479,739.32
  4. Step 4: Simplify right side
    3,161,454.84x = 7,017,198,347,083.86
  5. Step 5: Solve for x
    x = 7,017,198,347,083.86/3,161,454.84
  6. Step 6: Final answer
    x = 2,219,610.50

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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.