Home / 2,895,860.16-4,343,906.88-1,378,762.56

Finding the Fourth Proportional to 2,895,860.16, 4,343,906.88 and 1,378,762.56

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Solution

The fourth proportional to 2,895,860.16, 4,343,906.88 and 1,378,762.56 is: 2,068,199.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,895,860.16 : 4,343,906.88 = 1,378,762.56 : x
  2. Step 2: Convert to fraction form
    2,895,860.16/4,343,906.88 = 1,378,762.56/x
  3. Step 3: Cross multiply
    2,895,860.16x = 4,343,906.88 × 1,378,762.56
  4. Step 4: Simplify right side
    2,895,860.16x = 5,989,216,170,270.41
  5. Step 5: Solve for x
    x = 5,989,216,170,270.41/2,895,860.16
  6. Step 6: Final answer
    x = 2,068,199.37

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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.