Finding the Fourth Proportional to 1,822,598.67, 2,515,209.53 and 1,006,799.07
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Solution
The fourth proportional to 1,822,598.67, 2,515,209.53 and 1,006,799.07 is: 1,389,395.62
Step by Step Solution
- Step 1: Write the proportion equation
1,822,598.67 : 2,515,209.53 = 1,006,799.07 : x - Step 2: Convert to fraction form
1,822,598.67/2,515,209.53 = 1,006,799.07/x - Step 3: Cross multiply
1,822,598.67x = 2,515,209.53 × 1,006,799.07 - Step 4: Simplify right side
1,822,598.67x = 2,532,310,610,625.14 - Step 5: Solve for x
x = 2,532,310,610,625.14/1,822,598.67 - Step 6: Final answer
x = 1,389,395.62
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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.