Finding the Fourth Proportional to 4,283,934.67, 6,426,109.64 and 1,405,046.81
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Solution
The fourth proportional to 4,283,934.67, 6,426,109.64 and 1,405,046.81 is: 2,107,638.32
Step by Step Solution
- Step 1: Write the proportion equation
4,283,934.67 : 6,426,109.64 = 1,405,046.81 : x - Step 2: Convert to fraction form
4,283,934.67/6,426,109.64 = 1,405,046.81/x - Step 3: Cross multiply
4,283,934.67x = 6,426,109.64 × 1,405,046.81 - Step 4: Simplify right side
4,283,934.67x = 9,028,984,850,392.25 - Step 5: Solve for x
x = 9,028,984,850,392.25/4,283,934.67 - Step 6: Final answer
x = 2,107,638.32
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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.