Home / 1,513,740.30-2,270,984.13-448,782.36

Finding the Fourth Proportional to 1,513,740.30, 2,270,984.13 and 448,782.36

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Solution

The fourth proportional to 1,513,740.30, 2,270,984.13 and 448,782.36 is: 673,284.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,740.30 : 2,270,984.13 = 448,782.36 : x
  2. Step 2: Convert to fraction form
    1,513,740.30/2,270,984.13 = 448,782.36/x
  3. Step 3: Cross multiply
    1,513,740.30x = 2,270,984.13 × 448,782.36
  4. Step 4: Simplify right side
    1,513,740.30x = 1,019,177,617,383.95
  5. Step 5: Solve for x
    x = 1,019,177,617,383.95/1,513,740.30
  6. Step 6: Final answer
    x = 673,284.33

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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.