Home / 1,645,668.80-2,468,019.36-699,032

Finding the Fourth Proportional to 1,645,668.80, 2,468,019.36 and 699,032

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Solution

The fourth proportional to 1,645,668.80, 2,468,019.36 and 699,032 is: 1,048,342.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,668.80 : 2,468,019.36 = 699,032 : x
  2. Step 2: Convert to fraction form
    1,645,668.80/2,468,019.36 = 699,032/x
  3. Step 3: Cross multiply
    1,645,668.80x = 2,468,019.36 × 699,032
  4. Step 4: Simplify right side
    1,645,668.80x = 1,725,224,509,259.52
  5. Step 5: Solve for x
    x = 1,725,224,509,259.52/1,645,668.80
  6. Step 6: Final answer
    x = 1,048,342.48

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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.