Finding the Fourth Proportional to 4,668,547.79, 6,442,645.16 and 2,631,357.29
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Solution
The fourth proportional to 4,668,547.79, 6,442,645.16 and 2,631,357.29 is: 3,631,300.80
Step by Step Solution
- Step 1: Write the proportion equation
4,668,547.79 : 6,442,645.16 = 2,631,357.29 : x - Step 2: Convert to fraction form
4,668,547.79/6,442,645.16 = 2,631,357.29/x - Step 3: Cross multiply
4,668,547.79x = 6,442,645.16 × 2,631,357.29 - Step 4: Simplify right side
4,668,547.79x = 16,952,901,331,334.22 - Step 5: Solve for x
x = 16,952,901,331,334.22/4,668,547.79 - Step 6: Final answer
x = 3,631,300.80
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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.