Home / 885,021.04-1,326,526.91-778,198.24

Finding the Fourth Proportional to 885,021.04, 1,326,526.91 and 778,198.24

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Solution

The fourth proportional to 885,021.04, 1,326,526.91 and 778,198.24 is: 1,166,413.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,021.04 : 1,326,526.91 = 778,198.24 : x
  2. Step 2: Convert to fraction form
    885,021.04/1,326,526.91 = 778,198.24/x
  3. Step 3: Cross multiply
    885,021.04x = 1,326,526.91 × 778,198.24
  4. Step 4: Simplify right side
    885,021.04x = 1,032,300,907,360.05
  5. Step 5: Solve for x
    x = 1,032,300,907,360.05/885,021.04
  6. Step 6: Final answer
    x = 1,166,413.97

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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.