Home / 4,322,557.72-6,488,223.90-2,165,128.84

Finding the Fourth Proportional to 4,322,557.72, 6,488,223.90 and 2,165,128.84

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Solution

The fourth proportional to 4,322,557.72, 6,488,223.90 and 2,165,128.84 is: 3,249,890.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,322,557.72 : 6,488,223.90 = 2,165,128.84 : x
  2. Step 2: Convert to fraction form
    4,322,557.72/6,488,223.90 = 2,165,128.84/x
  3. Step 3: Cross multiply
    4,322,557.72x = 6,488,223.90 × 2,165,128.84
  4. Step 4: Simplify right side
    4,322,557.72x = 14,047,840,686,267.28
  5. Step 5: Solve for x
    x = 14,047,840,686,267.28/4,322,557.72
  6. Step 6: Final answer
    x = 3,249,890.83

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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.