Finding the Fourth Proportional to 1,786,341.62, 2,676,392.30 and 1,488,734.66
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Solution
The fourth proportional to 1,786,341.62, 2,676,392.30 and 1,488,734.66 is: 2,230,501.68
Step by Step Solution
- Step 1: Write the proportion equation
1,786,341.62 : 2,676,392.30 = 1,488,734.66 : x - Step 2: Convert to fraction form
1,786,341.62/2,676,392.30 = 1,488,734.66/x - Step 3: Cross multiply
1,786,341.62x = 2,676,392.30 × 1,488,734.66 - Step 4: Simplify right side
1,786,341.62x = 3,984,437,980,767.12 - Step 5: Solve for x
x = 3,984,437,980,767.12/1,786,341.62 - Step 6: Final answer
x = 2,230,501.68
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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.