Finding the Fourth Proportional to 2,403,960.62, 3,317,466.06 and 1,316,299.59
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Solution
The fourth proportional to 2,403,960.62, 3,317,466.06 and 1,316,299.59 is: 1,816,493.66
Step by Step Solution
- Step 1: Write the proportion equation
2,403,960.62 : 3,317,466.06 = 1,316,299.59 : x - Step 2: Convert to fraction form
2,403,960.62/3,317,466.06 = 1,316,299.59/x - Step 3: Cross multiply
2,403,960.62x = 3,317,466.06 × 1,316,299.59 - Step 4: Simplify right side
2,403,960.62x = 4,366,779,214,616.92 - Step 5: Solve for x
x = 4,366,779,214,616.92/2,403,960.62 - Step 6: Final answer
x = 1,816,493.66
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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.