Finding the Fourth Proportional to 1,635,860.13, 2,257,442.97 and 910,707.93
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Solution
The fourth proportional to 1,635,860.13, 2,257,442.97 and 910,707.93 is: 1,256,752.44
Step by Step Solution
- Step 1: Write the proportion equation
1,635,860.13 : 2,257,442.97 = 910,707.93 : x - Step 2: Convert to fraction form
1,635,860.13/2,257,442.97 = 910,707.93/x - Step 3: Cross multiply
1,635,860.13x = 2,257,442.97 × 910,707.93 - Step 4: Simplify right side
1,635,860.13x = 2,055,871,214,301.75 - Step 5: Solve for x
x = 2,055,871,214,301.75/1,635,860.13 - Step 6: Final answer
x = 1,256,752.44
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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.