Finding the Fourth Proportional to 1,184,044.05, 1,634,727.93 and 821,341.02
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Solution
The fourth proportional to 1,184,044.05, 1,634,727.93 and 821,341.02 is: 1,133,968.88
Step by Step Solution
- Step 1: Write the proportion equation
1,184,044.05 : 1,634,727.93 = 821,341.02 : x - Step 2: Convert to fraction form
1,184,044.05/1,634,727.93 = 821,341.02/x - Step 3: Cross multiply
1,184,044.05x = 1,634,727.93 × 821,341.02 - Step 4: Simplify right side
1,184,044.05x = 1,342,669,105,448.69 - Step 5: Solve for x
x = 1,342,669,105,448.69/1,184,044.05 - Step 6: Final answer
x = 1,133,968.88
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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.