Finding the Fourth Proportional to 4,536,376.20, 6,804,564.30 and 3,024,721.80
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Solution
The fourth proportional to 4,536,376.20, 6,804,564.30 and 3,024,721.80 is: 4,537,082.70
Step by Step Solution
- Step 1: Write the proportion equation
4,536,376.20 : 6,804,564.30 = 3,024,721.80 : x - Step 2: Convert to fraction form
4,536,376.20/6,804,564.30 = 3,024,721.80/x - Step 3: Cross multiply
4,536,376.20x = 6,804,564.30 × 3,024,721.80 - Step 4: Simplify right side
4,536,376.20x = 20,581,913,977,711.74 - Step 5: Solve for x
x = 20,581,913,977,711.74/4,536,376.20 - Step 6: Final answer
x = 4,537,082.70
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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.