Home / 3,568,315.65-5,352,427.10-872,664.23

Finding the Fourth Proportional to 3,568,315.65, 5,352,427.10 and 872,664.23

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Solution

The fourth proportional to 3,568,315.65, 5,352,427.10 and 872,664.23 is: 1,308,984.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,568,315.65 : 5,352,427.10 = 872,664.23 : x
  2. Step 2: Convert to fraction form
    3,568,315.65/5,352,427.10 = 872,664.23/x
  3. Step 3: Cross multiply
    3,568,315.65x = 5,352,427.10 × 872,664.23
  4. Step 4: Simplify right side
    3,568,315.65x = 4,670,871,642,727.18
  5. Step 5: Solve for x
    x = 4,670,871,642,727.18/3,568,315.65
  6. Step 6: Final answer
    x = 1,308,984.99

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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.