Finding the Fourth Proportional to 2,408,482.08, 3,323,677.86 and 1,389,864.96
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Solution
The fourth proportional to 2,408,482.08, 3,323,677.86 and 1,389,864.96 is: 1,917,997.83
Step by Step Solution
- Step 1: Write the proportion equation
2,408,482.08 : 3,323,677.86 = 1,389,864.96 : x - Step 2: Convert to fraction form
2,408,482.08/3,323,677.86 = 1,389,864.96/x - Step 3: Cross multiply
2,408,482.08x = 3,323,677.86 × 1,389,864.96 - Step 4: Simplify right side
2,408,482.08x = 4,619,463,395,941.79 - Step 5: Solve for x
x = 4,619,463,395,941.79/2,408,482.08 - Step 6: Final answer
x = 1,917,997.83
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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.