Finding the Fourth Proportional to 1,834,733.24, 2,531,862.42 and 1,018,989.44
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Solution
The fourth proportional to 1,834,733.24, 2,531,862.42 and 1,018,989.44 is: 1,406,166.85
Step by Step Solution
- Step 1: Write the proportion equation
1,834,733.24 : 2,531,862.42 = 1,018,989.44 : x - Step 2: Convert to fraction form
1,834,733.24/2,531,862.42 = 1,018,989.44/x - Step 3: Cross multiply
1,834,733.24x = 2,531,862.42 × 1,018,989.44 - Step 4: Simplify right side
1,834,733.24x = 2,579,941,069,512.84 - Step 5: Solve for x
x = 2,579,941,069,512.84/1,834,733.24 - Step 6: Final answer
x = 1,406,166.85
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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.