Home / 1,042,684.51-1,438,926.51-589,975.51

Finding the Fourth Proportional to 1,042,684.51, 1,438,926.51 and 589,975.51

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Solution

The fourth proportional to 1,042,684.51, 1,438,926.51 and 589,975.51 is: 814,178.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,684.51 : 1,438,926.51 = 589,975.51 : x
  2. Step 2: Convert to fraction form
    1,042,684.51/1,438,926.51 = 589,975.51/x
  3. Step 3: Cross multiply
    1,042,684.51x = 1,438,926.51 × 589,975.51
  4. Step 4: Simplify right side
    1,042,684.51x = 848,931,401,589.77
  5. Step 5: Solve for x
    x = 848,931,401,589.77/1,042,684.51
  6. Step 6: Final answer
    x = 814,178.59

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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.