Finding the Fourth Proportional to 1,141,224.82, 1,574,937.74 and 631,927.19
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Solution
The fourth proportional to 1,141,224.82, 1,574,937.74 and 631,927.19 is: 872,085.82
Step by Step Solution
- Step 1: Write the proportion equation
1,141,224.82 : 1,574,937.74 = 631,927.19 : x - Step 2: Convert to fraction form
1,141,224.82/1,574,937.74 = 631,927.19/x - Step 3: Cross multiply
1,141,224.82x = 1,574,937.74 × 631,927.19 - Step 4: Simplify right side
1,141,224.82x = 995,245,985,980.31 - Step 5: Solve for x
x = 995,245,985,980.31/1,141,224.82 - Step 6: Final answer
x = 872,085.82
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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.