Home / 1,962,968.90-2,944,448.87-615,234.20

Finding the Fourth Proportional to 1,962,968.90, 2,944,448.87 and 615,234.20

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Solution

The fourth proportional to 1,962,968.90, 2,944,448.87 and 615,234.20 is: 922,849.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,962,968.90 : 2,944,448.87 = 615,234.20 : x
  2. Step 2: Convert to fraction form
    1,962,968.90/2,944,448.87 = 615,234.20/x
  3. Step 3: Cross multiply
    1,962,968.90x = 2,944,448.87 × 615,234.20
  4. Step 4: Simplify right side
    1,962,968.90x = 1,811,525,627,176.94
  5. Step 5: Solve for x
    x = 1,811,525,627,176.94/1,962,968.90
  6. Step 6: Final answer
    x = 922,849.89

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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.