Finding the Fourth Proportional to 1,934,587.18, 2,901,877.28 and 514,643.26
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Solution
The fourth proportional to 1,934,587.18, 2,901,877.28 and 514,643.26 is: 771,963.96
Step by Step Solution
- Step 1: Write the proportion equation
1,934,587.18 : 2,901,877.28 = 514,643.26 : x - Step 2: Convert to fraction form
1,934,587.18/2,901,877.28 = 514,643.26/x - Step 3: Cross multiply
1,934,587.18x = 2,901,877.28 × 514,643.26 - Step 4: Simplify right side
1,934,587.18x = 1,493,431,583,499.13 - Step 5: Solve for x
x = 1,493,431,583,499.13/1,934,587.18 - Step 6: Final answer
x = 771,963.96
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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.