Finding the Fourth Proportional to 1,292,324.29, 1,938,486.98 and 581,522.02
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Solution
The fourth proportional to 1,292,324.29, 1,938,486.98 and 581,522.02 is: 872,283.28
Step by Step Solution
- Step 1: Write the proportion equation
1,292,324.29 : 1,938,486.98 = 581,522.02 : x - Step 2: Convert to fraction form
1,292,324.29/1,938,486.98 = 581,522.02/x - Step 3: Cross multiply
1,292,324.29x = 1,938,486.98 × 581,522.02 - Step 4: Simplify right side
1,292,324.29x = 1,127,272,864,353.30 - Step 5: Solve for x
x = 1,127,272,864,353.30/1,292,324.29 - Step 6: Final answer
x = 872,283.28
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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.