Home / 1,704,623.68-2,352,300.78-978,959.80

Finding the Fourth Proportional to 1,704,623.68, 2,352,300.78 and 978,959.80

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Solution

The fourth proportional to 1,704,623.68, 2,352,300.78 and 978,959.80 is: 1,350,918.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,704,623.68 : 2,352,300.78 = 978,959.80 : x
  2. Step 2: Convert to fraction form
    1,704,623.68/2,352,300.78 = 978,959.80/x
  3. Step 3: Cross multiply
    1,704,623.68x = 2,352,300.78 × 978,959.80
  4. Step 4: Simplify right side
    1,704,623.68x = 2,302,807,901,128.64
  5. Step 5: Solve for x
    x = 2,302,807,901,128.64/1,704,623.68
  6. Step 6: Final answer
    x = 1,350,918.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.