Finding the Fourth Proportional to 5,890,756.23, 8,129,292.03 and 3,312,414.45
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Solution
The fourth proportional to 5,890,756.23, 8,129,292.03 and 3,312,414.45 is: 4,571,159.17
Step by Step Solution
- Step 1: Write the proportion equation
5,890,756.23 : 8,129,292.03 = 3,312,414.45 : x - Step 2: Convert to fraction form
5,890,756.23/8,129,292.03 = 3,312,414.45/x - Step 3: Cross multiply
5,890,756.23x = 8,129,292.03 × 3,312,414.45 - Step 4: Simplify right side
5,890,756.23x = 26,927,584,388,441.84 - Step 5: Solve for x
x = 26,927,584,388,441.84/5,890,756.23 - Step 6: Final answer
x = 4,571,159.17
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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.