Home / 1,842,684.24-2,764,420.02-644,645.64

Finding the Fourth Proportional to 1,842,684.24, 2,764,420.02 and 644,645.64

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Solution

The fourth proportional to 1,842,684.24, 2,764,420.02 and 644,645.64 is: 967,106.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,842,684.24 : 2,764,420.02 = 644,645.64 : x
  2. Step 2: Convert to fraction form
    1,842,684.24/2,764,420.02 = 644,645.64/x
  3. Step 3: Cross multiply
    1,842,684.24x = 2,764,420.02 × 644,645.64
  4. Step 4: Simplify right side
    1,842,684.24x = 1,782,071,313,021.71
  5. Step 5: Solve for x
    x = 1,782,071,313,021.71/1,842,684.24
  6. Step 6: Final answer
    x = 967,106.18

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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.