Home / 2,909,594.82-4,015,239.39-1,686,609.06

Finding the Fourth Proportional to 2,909,594.82, 4,015,239.39 and 1,686,609.06

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Solution

The fourth proportional to 2,909,594.82, 4,015,239.39 and 1,686,609.06 is: 2,327,519.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,909,594.82 : 4,015,239.39 = 1,686,609.06 : x
  2. Step 2: Convert to fraction form
    2,909,594.82/4,015,239.39 = 1,686,609.06/x
  3. Step 3: Cross multiply
    2,909,594.82x = 4,015,239.39 × 1,686,609.06
  4. Step 4: Simplify right side
    2,909,594.82x = 6,772,139,133,242.87
  5. Step 5: Solve for x
    x = 6,772,139,133,242.87/2,909,594.82
  6. Step 6: Final answer
    x = 2,327,519.66

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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.