Finding the Fourth Proportional to 2,690,994.46, 3,714,472.24 and 1,603,607.02
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Solution
The fourth proportional to 2,690,994.46, 3,714,472.24 and 1,603,607.02 is: 2,213,513.94
Step by Step Solution
- Step 1: Write the proportion equation
2,690,994.46 : 3,714,472.24 = 1,603,607.02 : x - Step 2: Convert to fraction form
2,690,994.46/3,714,472.24 = 1,603,607.02/x - Step 3: Cross multiply
2,690,994.46x = 3,714,472.24 × 1,603,607.02 - Step 4: Simplify right side
2,690,994.46x = 5,956,553,759,659.13 - Step 5: Solve for x
x = 5,956,553,759,659.13/2,690,994.46 - Step 6: Final answer
x = 2,213,513.94
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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.