Finding the Fourth Proportional to 4,283,211.38, 6,424,127.69 and 1,249,865.06
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Solution
The fourth proportional to 4,283,211.38, 6,424,127.69 and 1,249,865.06 is: 1,874,596.42
Step by Step Solution
- Step 1: Write the proportion equation
4,283,211.38 : 6,424,127.69 = 1,249,865.06 : x - Step 2: Convert to fraction form
4,283,211.38/6,424,127.69 = 1,249,865.06/x - Step 3: Cross multiply
4,283,211.38x = 6,424,127.69 × 1,249,865.06 - Step 4: Simplify right side
4,283,211.38x = 8,029,292,702,339.55 - Step 5: Solve for x
x = 8,029,292,702,339.55/4,283,211.38 - Step 6: Final answer
x = 1,874,596.42
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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.