Finding the Fourth Proportional to 4,071,766.07, 6,107,643.93 and 1,039,131.99
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Solution
The fourth proportional to 4,071,766.07, 6,107,643.93 and 1,039,131.99 is: 1,558,696.66
Step by Step Solution
- Step 1: Write the proportion equation
4,071,766.07 : 6,107,643.93 = 1,039,131.99 : x - Step 2: Convert to fraction form
4,071,766.07/6,107,643.93 = 1,039,131.99/x - Step 3: Cross multiply
4,071,766.07x = 6,107,643.93 × 1,039,131.99 - Step 4: Simplify right side
4,071,766.07x = 6,346,648,191,192.32 - Step 5: Solve for x
x = 6,346,648,191,192.32/4,071,766.07 - Step 6: Final answer
x = 1,558,696.66
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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.