Finding the Fourth Proportional to 1,552,349.97, 2,141,988.93 and 898,743.15
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Solution
The fourth proportional to 1,552,349.97, 2,141,988.93 and 898,743.15 is: 1,240,118.48
Step by Step Solution
- Step 1: Write the proportion equation
1,552,349.97 : 2,141,988.93 = 898,743.15 : x - Step 2: Convert to fraction form
1,552,349.97/2,141,988.93 = 898,743.15/x - Step 3: Cross multiply
1,552,349.97x = 2,141,988.93 × 898,743.15 - Step 4: Simplify right side
1,552,349.97x = 1,925,097,878,213.33 - Step 5: Solve for x
x = 1,925,097,878,213.33/1,552,349.97 - Step 6: Final answer
x = 1,240,118.48
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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.