Finding the Fourth Proportional to 4,866,036.24, 6,714,841.47 and 2,690,408.64
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Solution
The fourth proportional to 4,866,036.24, 6,714,841.47 and 2,690,408.64 is: 3,712,604.39
Step by Step Solution
- Step 1: Write the proportion equation
4,866,036.24 : 6,714,841.47 = 2,690,408.64 : x - Step 2: Convert to fraction form
4,866,036.24/6,714,841.47 = 2,690,408.64/x - Step 3: Cross multiply
4,866,036.24x = 6,714,841.47 × 2,690,408.64 - Step 4: Simplify right side
4,866,036.24x = 18,065,667,507,118.30 - Step 5: Solve for x
x = 18,065,667,507,118.30/4,866,036.24 - Step 6: Final answer
x = 3,712,604.39
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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.