Finding the Fourth Proportional to 1,107,825.36, 1,528,800.08 and 598,528.84
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Solution
The fourth proportional to 1,107,825.36, 1,528,800.08 and 598,528.84 is: 825,970.38
Step by Step Solution
- Step 1: Write the proportion equation
1,107,825.36 : 1,528,800.08 = 598,528.84 : x - Step 2: Convert to fraction form
1,107,825.36/1,528,800.08 = 598,528.84/x - Step 3: Cross multiply
1,107,825.36x = 1,528,800.08 × 598,528.84 - Step 4: Simplify right side
1,107,825.36x = 915,030,938,474.31 - Step 5: Solve for x
x = 915,030,938,474.31/1,107,825.36 - Step 6: Final answer
x = 825,970.38
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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.