Finding the Fourth Proportional to 4,211,377.66, 5,811,701.18 and 2,277,638.23
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Solution
The fourth proportional to 4,211,377.66, 5,811,701.18 and 2,277,638.23 is: 3,143,140.76
Step by Step Solution
- Step 1: Write the proportion equation
4,211,377.66 : 5,811,701.18 = 2,277,638.23 : x - Step 2: Convert to fraction form
4,211,377.66/5,811,701.18 = 2,277,638.23/x - Step 3: Cross multiply
4,211,377.66x = 5,811,701.18 × 2,277,638.23 - Step 4: Simplify right side
4,211,377.66x = 13,236,952,788,904.11 - Step 5: Solve for x
x = 13,236,952,788,904.11/4,211,377.66 - Step 6: Final answer
x = 3,143,140.76
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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.