Finding the Fourth Proportional to 3,803,986.23, 5,706,854.16 and 1,245,283.71
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Solution
The fourth proportional to 3,803,986.23, 5,706,854.16 and 1,245,283.71 is: 1,868,211.94
Step by Step Solution
- Step 1: Write the proportion equation
3,803,986.23 : 5,706,854.16 = 1,245,283.71 : x - Step 2: Convert to fraction form
3,803,986.23/5,706,854.16 = 1,245,283.71/x - Step 3: Cross multiply
3,803,986.23x = 5,706,854.16 × 1,245,283.71 - Step 4: Simplify right side
3,803,986.23x = 7,106,652,494,723.22 - Step 5: Solve for x
x = 7,106,652,494,723.22/3,803,986.23 - Step 6: Final answer
x = 1,868,211.94
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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.