Finding the Fourth Proportional to 2,687,996.03, 3,709,432.95 and 1,480,772.03
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Solution
The fourth proportional to 2,687,996.03, 3,709,432.95 and 1,480,772.03 is: 2,043,464.54
Step by Step Solution
- Step 1: Write the proportion equation
2,687,996.03 : 3,709,432.95 = 1,480,772.03 : x - Step 2: Convert to fraction form
2,687,996.03/3,709,432.95 = 1,480,772.03/x - Step 3: Cross multiply
2,687,996.03x = 3,709,432.95 × 1,480,772.03 - Step 4: Simplify right side
2,687,996.03x = 5,492,824,559,520.39 - Step 5: Solve for x
x = 5,492,824,559,520.39/2,687,996.03 - Step 6: Final answer
x = 2,043,464.54
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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.