Finding the Fourth Proportional to 1,624,956.99, 2,242,413.08 and 899,789.14
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Solution
The fourth proportional to 1,624,956.99, 2,242,413.08 and 899,789.14 is: 1,241,693.75
Step by Step Solution
- Step 1: Write the proportion equation
1,624,956.99 : 2,242,413.08 = 899,789.14 : x - Step 2: Convert to fraction form
1,624,956.99/2,242,413.08 = 899,789.14/x - Step 3: Cross multiply
1,624,956.99x = 2,242,413.08 × 899,789.14 - Step 4: Simplify right side
1,624,956.99x = 2,017,698,936,777.95 - Step 5: Solve for x
x = 2,017,698,936,777.95/1,624,956.99 - Step 6: Final answer
x = 1,241,693.75
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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.