Finding the Fourth Proportional to 1,068,948.42, 1,475,148.21 and 585,543.54
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Solution
The fourth proportional to 1,068,948.42, 1,475,148.21 and 585,543.54 is: 808,049.75
Step by Step Solution
- Step 1: Write the proportion equation
1,068,948.42 : 1,475,148.21 = 585,543.54 : x - Step 2: Convert to fraction form
1,068,948.42/1,475,148.21 = 585,543.54/x - Step 3: Cross multiply
1,068,948.42x = 1,475,148.21 × 585,543.54 - Step 4: Simplify right side
1,068,948.42x = 863,763,504,908.06 - Step 5: Solve for x
x = 863,763,504,908.06/1,068,948.42 - Step 6: Final answer
x = 808,049.75
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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.