Home / 4,298,669.08-5,929,699.89-2,686,237.72

Finding the Fourth Proportional to 4,298,669.08, 5,929,699.89 and 2,686,237.72

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Solution

The fourth proportional to 4,298,669.08, 5,929,699.89 and 2,686,237.72 is: 3,705,468.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,298,669.08 : 5,929,699.89 = 2,686,237.72 : x
  2. Step 2: Convert to fraction form
    4,298,669.08/5,929,699.89 = 2,686,237.72/x
  3. Step 3: Cross multiply
    4,298,669.08x = 5,929,699.89 × 2,686,237.72
  4. Step 4: Simplify right side
    4,298,669.08x = 15,928,583,512,797.85
  5. Step 5: Solve for x
    x = 15,928,583,512,797.85/4,298,669.08
  6. Step 6: Final answer
    x = 3,705,468.65

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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.