Finding the Fourth Proportional to 1,574,388.47, 2,172,566.16 and 886,088.99
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Solution
The fourth proportional to 1,574,388.47, 2,172,566.16 and 886,088.99 is: 1,222,752.19
Step by Step Solution
- Step 1: Write the proportion equation
1,574,388.47 : 2,172,566.16 = 886,088.99 : x - Step 2: Convert to fraction form
1,574,388.47/2,172,566.16 = 886,088.99/x - Step 3: Cross multiply
1,574,388.47x = 2,172,566.16 × 886,088.99 - Step 4: Simplify right side
1,574,388.47x = 1,925,086,959,853.99 - Step 5: Solve for x
x = 1,925,086,959,853.99/1,574,388.47 - Step 6: Final answer
x = 1,222,752.19
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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.