Finding the Fourth Proportional to 1,513,062.63, 2,088,012.74 and 824,734.35
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Solution
The fourth proportional to 1,513,062.63, 2,088,012.74 and 824,734.35 is: 1,138,125.94
Step by Step Solution
- Step 1: Write the proportion equation
1,513,062.63 : 2,088,012.74 = 824,734.35 : x - Step 2: Convert to fraction form
1,513,062.63/2,088,012.74 = 824,734.35/x - Step 3: Cross multiply
1,513,062.63x = 2,088,012.74 × 824,734.35 - Step 4: Simplify right side
1,513,062.63x = 1,722,055,825,791.95 - Step 5: Solve for x
x = 1,722,055,825,791.95/1,513,062.63 - Step 6: Final answer
x = 1,138,125.94
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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.