Finding the Fourth Proportional to 5,671,473.16, 8,507,165.94 and 1,411,612.96
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Solution
The fourth proportional to 5,671,473.16, 8,507,165.94 and 1,411,612.96 is: 2,117,408.54
Step by Step Solution
- Step 1: Write the proportion equation
5,671,473.16 : 8,507,165.94 = 1,411,612.96 : x - Step 2: Convert to fraction form
5,671,473.16/8,507,165.94 = 1,411,612.96/x - Step 3: Cross multiply
5,671,473.16x = 8,507,165.94 × 1,411,612.96 - Step 4: Simplify right side
5,671,473.16x = 12,008,825,693,774.58 - Step 5: Solve for x
x = 12,008,825,693,774.58/5,671,473.16 - Step 6: Final answer
x = 2,117,408.54
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.