Home / 4,021,385.70-5,549,551.70-2,185,842.86

Finding the Fourth Proportional to 4,021,385.70, 5,549,551.70 and 2,185,842.86

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Solution

The fourth proportional to 4,021,385.70, 5,549,551.70 and 2,185,842.86 is: 3,016,484.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,021,385.70 : 5,549,551.70 = 2,185,842.86 : x
  2. Step 2: Convert to fraction form
    4,021,385.70/5,549,551.70 = 2,185,842.86/x
  3. Step 3: Cross multiply
    4,021,385.70x = 5,549,551.70 × 2,185,842.86
  4. Step 4: Simplify right side
    4,021,385.70x = 12,130,447,959,645.86
  5. Step 5: Solve for x
    x = 12,130,447,959,645.86/4,021,385.70
  6. Step 6: Final answer
    x = 3,016,484.58

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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.