Finding the Fourth Proportional to 5,821,019.68, 7,974,833.84 and 5,602,843.84
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Solution
The fourth proportional to 5,821,019.68, 7,974,833.84 and 5,602,843.84 is: 7,675,931.56
Step by Step Solution
- Step 1: Write the proportion equation
5,821,019.68 : 7,974,833.84 = 5,602,843.84 : x - Step 2: Convert to fraction form
5,821,019.68/7,974,833.84 = 5,602,843.84/x - Step 3: Cross multiply
5,821,019.68x = 7,974,833.84 × 5,602,843.84 - Step 4: Simplify right side
5,821,019.68x = 44,681,748,655,467.55 - Step 5: Solve for x
x = 44,681,748,655,467.55/5,821,019.68 - Step 6: Final answer
x = 7,675,931.56
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.