Finding the Fourth Proportional to 2,689,941.84, 3,712,008.02 and 1,466,220.44
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Solution
The fourth proportional to 2,689,941.84, 3,712,008.02 and 1,466,220.44 is: 2,023,323.31
Step by Step Solution
- Step 1: Write the proportion equation
2,689,941.84 : 3,712,008.02 = 1,466,220.44 : x - Step 2: Convert to fraction form
2,689,941.84/3,712,008.02 = 1,466,220.44/x - Step 3: Cross multiply
2,689,941.84x = 3,712,008.02 × 1,466,220.44 - Step 4: Simplify right side
2,689,941.84x = 5,442,622,032,367.93 - Step 5: Solve for x
x = 5,442,622,032,367.93/2,689,941.84 - Step 6: Final answer
x = 2,023,323.31
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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.