Finding the Fourth Proportional to 1,751,274.36, 2,416,726.40 and 987,328.53
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Solution
The fourth proportional to 1,751,274.36, 2,416,726.40 and 987,328.53 is: 1,362,495.21
Step by Step Solution
- Step 1: Write the proportion equation
1,751,274.36 : 2,416,726.40 = 987,328.53 : x - Step 2: Convert to fraction form
1,751,274.36/2,416,726.40 = 987,328.53/x - Step 3: Cross multiply
1,751,274.36x = 2,416,726.40 × 987,328.53 - Step 4: Simplify right side
1,751,274.36x = 2,386,102,918,987.55 - Step 5: Solve for x
x = 2,386,102,918,987.55/1,751,274.36 - Step 6: Final answer
x = 1,362,495.21
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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.