Finding the Fourth Proportional to 4,293,952.80, 6,440,929.20 and 3,709,367.70
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Solution
The fourth proportional to 4,293,952.80, 6,440,929.20 and 3,709,367.70 is: 5,564,051.55
Step by Step Solution
- Step 1: Write the proportion equation
4,293,952.80 : 6,440,929.20 = 3,709,367.70 : x - Step 2: Convert to fraction form
4,293,952.80/6,440,929.20 = 3,709,367.70/x - Step 3: Cross multiply
4,293,952.80x = 6,440,929.20 × 3,709,367.70 - Step 4: Simplify right side
4,293,952.80x = 23,891,774,732,466.84 - Step 5: Solve for x
x = 23,891,774,732,466.84/4,293,952.80 - Step 6: Final answer
x = 5,564,051.55
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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.