Finding the Fourth Proportional to 1,904,526.84, 2,628,243.32 and 1,033,361.26
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Solution
The fourth proportional to 1,904,526.84, 2,628,243.32 and 1,033,361.26 is: 1,426,036.52
Step by Step Solution
- Step 1: Write the proportion equation
1,904,526.84 : 2,628,243.32 = 1,033,361.26 : x - Step 2: Convert to fraction form
1,904,526.84/2,628,243.32 = 1,033,361.26/x - Step 3: Cross multiply
1,904,526.84x = 2,628,243.32 × 1,033,361.26 - Step 4: Simplify right side
1,904,526.84x = 2,715,924,828,741.78 - Step 5: Solve for x
x = 2,715,924,828,741.78/1,904,526.84 - Step 6: Final answer
x = 1,426,036.52
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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.