Finding the Fourth Proportional to 3,346,407.84, 5,017,392.72 and 1,216,238.88
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Solution
The fourth proportional to 3,346,407.84, 5,017,392.72 and 1,216,238.88 is: 1,823,551.82
Step by Step Solution
- Step 1: Write the proportion equation
3,346,407.84 : 5,017,392.72 = 1,216,238.88 : x - Step 2: Convert to fraction form
3,346,407.84/5,017,392.72 = 1,216,238.88/x - Step 3: Cross multiply
3,346,407.84x = 5,017,392.72 × 1,216,238.88 - Step 4: Simplify right side
3,346,407.84x = 6,102,348,102,292.95 - Step 5: Solve for x
x = 6,102,348,102,292.95/3,346,407.84 - Step 6: Final answer
x = 1,823,551.82
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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.