Finding the Fourth Proportional to 4,716,820.35, 6,507,322.11 and 2,973,916.62
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Solution
The fourth proportional to 4,716,820.35, 6,507,322.11 and 2,973,916.62 is: 4,102,813.32
Step by Step Solution
- Step 1: Write the proportion equation
4,716,820.35 : 6,507,322.11 = 2,973,916.62 : x - Step 2: Convert to fraction form
4,716,820.35/6,507,322.11 = 2,973,916.62/x - Step 3: Cross multiply
4,716,820.35x = 6,507,322.11 × 2,973,916.62 - Step 4: Simplify right side
4,716,820.35x = 19,352,233,374,622.47 - Step 5: Solve for x
x = 19,352,233,374,622.47/4,716,820.35 - Step 6: Final answer
x = 4,102,813.32
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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.