Home / 3,937,642.47-5,433,950.26-2,126,806.47

Finding the Fourth Proportional to 3,937,642.47, 5,433,950.26 and 2,126,806.47

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Solution

The fourth proportional to 3,937,642.47, 5,433,950.26 and 2,126,806.47 is: 2,934,994.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,937,642.47 : 5,433,950.26 = 2,126,806.47 : x
  2. Step 2: Convert to fraction form
    3,937,642.47/5,433,950.26 = 2,126,806.47/x
  3. Step 3: Cross multiply
    3,937,642.47x = 5,433,950.26 × 2,126,806.47
  4. Step 4: Simplify right side
    3,937,642.47x = 11,556,960,570,626.18
  5. Step 5: Solve for x
    x = 11,556,960,570,626.18/3,937,642.47
  6. Step 6: Final answer
    x = 2,934,994.90

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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.