Home / 2,051,315.55-3,077,012.95-631,370.25

Finding the Fourth Proportional to 2,051,315.55, 3,077,012.95 and 631,370.25

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Solution

The fourth proportional to 2,051,315.55, 3,077,012.95 and 631,370.25 is: 947,067.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,051,315.55 : 3,077,012.95 = 631,370.25 : x
  2. Step 2: Convert to fraction form
    2,051,315.55/3,077,012.95 = 631,370.25/x
  3. Step 3: Cross multiply
    2,051,315.55x = 3,077,012.95 × 631,370.25
  4. Step 4: Simplify right side
    2,051,315.55x = 1,942,734,433,916.31
  5. Step 5: Solve for x
    x = 1,942,734,433,916.31/2,051,315.55
  6. Step 6: Final answer
    x = 947,067.57

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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.