Finding the Fourth Proportional to 3,019,634.68, 4,528,889.28 and 970,330.76
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Solution
The fourth proportional to 3,019,634.68, 4,528,889.28 and 970,330.76 is: 1,455,315.31
Step by Step Solution
- Step 1: Write the proportion equation
3,019,634.68 : 4,528,889.28 = 970,330.76 : x - Step 2: Convert to fraction form
3,019,634.68/4,528,889.28 = 970,330.76/x - Step 3: Cross multiply
3,019,634.68x = 4,528,889.28 × 970,330.76 - Step 4: Simplify right side
3,019,634.68x = 4,394,520,577,018.25 - Step 5: Solve for x
x = 4,394,520,577,018.25/3,019,634.68 - Step 6: Final answer
x = 1,455,315.31
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.