Finding the Fourth Proportional to 2,660,124.84, 3,663,240.38 and 2,311,103.88
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Solution
The fourth proportional to 2,660,124.84, 3,663,240.38 and 2,311,103.88 is: 3,182,605.92
Step by Step Solution
- Step 1: Write the proportion equation
2,660,124.84 : 3,663,240.38 = 2,311,103.88 : x - Step 2: Convert to fraction form
2,660,124.84/3,663,240.38 = 2,311,103.88/x - Step 3: Cross multiply
2,660,124.84x = 3,663,240.38 × 2,311,103.88 - Step 4: Simplify right side
2,660,124.84x = 8,466,129,055,590.67 - Step 5: Solve for x
x = 8,466,129,055,590.67/2,660,124.84 - Step 6: Final answer
x = 3,182,605.92
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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.