Finding the Fourth Proportional to 1,059,582.94, 1,462,766.26 and 817,321.66
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Solution
The fourth proportional to 1,059,582.94, 1,462,766.26 and 817,321.66 is: 1,128,321.82
Step by Step Solution
- Step 1: Write the proportion equation
1,059,582.94 : 1,462,766.26 = 817,321.66 : x - Step 2: Convert to fraction form
1,059,582.94/1,462,766.26 = 817,321.66/x - Step 3: Cross multiply
1,059,582.94x = 1,462,766.26 × 817,321.66 - Step 4: Simplify right side
1,059,582.94x = 1,195,550,547,815.19 - Step 5: Solve for x
x = 1,195,550,547,815.19/1,059,582.94 - Step 6: Final answer
x = 1,128,321.82
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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.