Finding the Fourth Proportional to 2,026,125.18, 2,796,121.80 and 1,155,088.68
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Solution
The fourth proportional to 2,026,125.18, 2,796,121.80 and 1,155,088.68 is: 1,594,061.74
Step by Step Solution
- Step 1: Write the proportion equation
2,026,125.18 : 2,796,121.80 = 1,155,088.68 : x - Step 2: Convert to fraction form
2,026,125.18/2,796,121.80 = 1,155,088.68/x - Step 3: Cross multiply
2,026,125.18x = 2,796,121.80 × 1,155,088.68 - Step 4: Simplify right side
2,026,125.18x = 3,229,768,639,081.22 - Step 5: Solve for x
x = 3,229,768,639,081.22/2,026,125.18 - Step 6: Final answer
x = 1,594,061.74
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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.