Finding the Fourth Proportional to 1,090,573.42, 1,504,961.98 and 607,138.62
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Solution
The fourth proportional to 1,090,573.42, 1,504,961.98 and 607,138.62 is: 837,834.96
Step by Step Solution
- Step 1: Write the proportion equation
1,090,573.42 : 1,504,961.98 = 607,138.62 : x - Step 2: Convert to fraction form
1,090,573.42/1,504,961.98 = 607,138.62/x - Step 3: Cross multiply
1,090,573.42x = 1,504,961.98 × 607,138.62 - Step 4: Simplify right side
1,090,573.42x = 913,720,539,689.67 - Step 5: Solve for x
x = 913,720,539,689.67/1,090,573.42 - Step 6: Final answer
x = 837,834.96
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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.