Home / 4,215,779.88-5,817,437.36-2,380,684.59

Finding the Fourth Proportional to 4,215,779.88, 5,817,437.36 and 2,380,684.59

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Solution

The fourth proportional to 4,215,779.88, 5,817,437.36 and 2,380,684.59 is: 3,285,153.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,215,779.88 : 5,817,437.36 = 2,380,684.59 : x
  2. Step 2: Convert to fraction form
    4,215,779.88/5,817,437.36 = 2,380,684.59/x
  3. Step 3: Cross multiply
    4,215,779.88x = 5,817,437.36 × 2,380,684.59
  4. Step 4: Simplify right side
    4,215,779.88x = 13,849,483,464,338.86
  5. Step 5: Solve for x
    x = 13,849,483,464,338.86/4,215,779.88
  6. Step 6: Final answer
    x = 3,285,153.37

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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.