Finding the Fourth Proportional to 1,635,498.07, 2,256,987.18 and 910,330.18
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Solution
The fourth proportional to 1,635,498.07, 2,256,987.18 and 910,330.18 is: 1,256,255.56
Step by Step Solution
- Step 1: Write the proportion equation
1,635,498.07 : 2,256,987.18 = 910,330.18 : x - Step 2: Convert to fraction form
1,635,498.07/2,256,987.18 = 910,330.18/x - Step 3: Cross multiply
1,635,498.07x = 2,256,987.18 × 910,330.18 - Step 4: Simplify right side
1,635,498.07x = 2,054,603,545,827.09 - Step 5: Solve for x
x = 2,054,603,545,827.09/1,635,498.07 - Step 6: Final answer
x = 1,256,255.56
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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.