Home / 3,406,926.96-5,111,095.77-1,385,171.19

Finding the Fourth Proportional to 3,406,926.96, 5,111,095.77 and 1,385,171.19

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Solution

The fourth proportional to 3,406,926.96, 5,111,095.77 and 1,385,171.19 is: 2,078,043.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,406,926.96 : 5,111,095.77 = 1,385,171.19 : x
  2. Step 2: Convert to fraction form
    3,406,926.96/5,111,095.77 = 1,385,171.19/x
  3. Step 3: Cross multiply
    3,406,926.96x = 5,111,095.77 × 1,385,171.19
  4. Step 4: Simplify right side
    3,406,926.96x = 7,079,742,609,934.87
  5. Step 5: Solve for x
    x = 7,079,742,609,934.87/3,406,926.96
  6. Step 6: Final answer
    x = 2,078,043.55

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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.