Home / 4,488,381.09-6,742,536.45-2,783,784.27

Finding the Fourth Proportional to 4,488,381.09, 6,742,536.45 and 2,783,784.27

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Solution

The fourth proportional to 4,488,381.09, 6,742,536.45 and 2,783,784.27 is: 4,181,856.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,488,381.09 : 6,742,536.45 = 2,783,784.27 : x
  2. Step 2: Convert to fraction form
    4,488,381.09/6,742,536.45 = 2,783,784.27/x
  3. Step 3: Cross multiply
    4,488,381.09x = 6,742,536.45 × 2,783,784.27
  4. Step 4: Simplify right side
    4,488,381.09x = 18,769,766,909,411.64
  5. Step 5: Solve for x
    x = 18,769,766,909,411.64/4,488,381.09
  6. Step 6: Final answer
    x = 4,181,856.78

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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.