Finding the Fourth Proportional to 1,623,736.95, 2,240,701.70 and 898,615.23
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Solution
The fourth proportional to 1,623,736.95, 2,240,701.70 and 898,615.23 is: 1,240,058.42
Step by Step Solution
- Step 1: Write the proportion equation
1,623,736.95 : 2,240,701.70 = 898,615.23 : x - Step 2: Convert to fraction form
1,623,736.95/2,240,701.70 = 898,615.23/x - Step 3: Cross multiply
1,623,736.95x = 2,240,701.70 × 898,615.23 - Step 4: Simplify right side
1,623,736.95x = 2,013,528,669,013.81 - Step 5: Solve for x
x = 2,013,528,669,013.81/1,623,736.95 - Step 6: Final answer
x = 1,240,058.42
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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.