Finding the Fourth Proportional to 1,638,897.34, 2,458,599.28 and 559,157.08
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Solution
The fourth proportional to 1,638,897.34, 2,458,599.28 and 559,157.08 is: 838,822.03
Step by Step Solution
- Step 1: Write the proportion equation
1,638,897.34 : 2,458,599.28 = 559,157.08 : x - Step 2: Convert to fraction form
1,638,897.34/2,458,599.28 = 559,157.08/x - Step 3: Cross multiply
1,638,897.34x = 2,458,599.28 × 559,157.08 - Step 4: Simplify right side
1,638,897.34x = 1,374,743,194,294.90 - Step 5: Solve for x
x = 1,374,743,194,294.90/1,638,897.34 - Step 6: Final answer
x = 838,822.03
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.