Finding the Fourth Proportional to 3,696,783.52, 5,101,378.56 and 2,064,866.08
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Solution
The fourth proportional to 3,696,783.52, 5,101,378.56 and 2,064,866.08 is: 2,849,413.14
Step by Step Solution
- Step 1: Write the proportion equation
3,696,783.52 : 5,101,378.56 = 2,064,866.08 : x - Step 2: Convert to fraction form
3,696,783.52/5,101,378.56 = 2,064,866.08/x - Step 3: Cross multiply
3,696,783.52x = 5,101,378.56 × 2,064,866.08 - Step 4: Simplify right side
3,696,783.52x = 10,533,663,549,783.24 - Step 5: Solve for x
x = 10,533,663,549,783.24/3,696,783.52 - Step 6: Final answer
x = 2,849,413.14
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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.