Finding the Fourth Proportional to 4,231,673.64, 6,346,162.38 and 1,391,131.08
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Solution
The fourth proportional to 4,231,673.64, 6,346,162.38 and 1,391,131.08 is: 2,086,253.45
Step by Step Solution
- Step 1: Write the proportion equation
4,231,673.64 : 6,346,162.38 = 1,391,131.08 : x - Step 2: Convert to fraction form
4,231,673.64/6,346,162.38 = 1,391,131.08/x - Step 3: Cross multiply
4,231,673.64x = 6,346,162.38 × 1,391,131.08 - Step 4: Simplify right side
4,231,673.64x = 8,828,343,725,544.77 - Step 5: Solve for x
x = 8,828,343,725,544.77/4,231,673.64 - Step 6: Final answer
x = 2,086,253.45
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.