Finding the Fourth Proportional to 2,752,712.24, 4,129,066.84 and 859,615.92
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Solution
The fourth proportional to 2,752,712.24, 4,129,066.84 and 859,615.92 is: 1,289,423.41
Step by Step Solution
- Step 1: Write the proportion equation
2,752,712.24 : 4,129,066.84 = 859,615.92 : x - Step 2: Convert to fraction form
2,752,712.24/4,129,066.84 = 859,615.92/x - Step 3: Cross multiply
2,752,712.24x = 4,129,066.84 × 859,615.92 - Step 4: Simplify right side
2,752,712.24x = 3,549,411,590,408.09 - Step 5: Solve for x
x = 3,549,411,590,408.09/2,752,712.24 - Step 6: Final answer
x = 1,289,423.41
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.