Finding the Fourth Proportional to 1,184,625.84, 1,776,937.32 and 385,906.08
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Solution
The fourth proportional to 1,184,625.84, 1,776,937.32 and 385,906.08 is: 578,858.65
Step by Step Solution
- Step 1: Write the proportion equation
1,184,625.84 : 1,776,937.32 = 385,906.08 : x - Step 2: Convert to fraction form
1,184,625.84/1,776,937.32 = 385,906.08/x - Step 3: Cross multiply
1,184,625.84x = 1,776,937.32 × 385,906.08 - Step 4: Simplify right side
1,184,625.84x = 685,730,915,566.91 - Step 5: Solve for x
x = 685,730,915,566.91/1,184,625.84 - Step 6: Final answer
x = 578,858.65
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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.