Finding the Fourth Proportional to 5,890,759.76, 8,129,296.86 and 3,312,417.98
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Solution
The fourth proportional to 5,890,759.76, 8,129,296.86 and 3,312,417.98 is: 4,571,164.02
Step by Step Solution
- Step 1: Write the proportion equation
5,890,759.76 : 8,129,296.86 = 3,312,417.98 : x - Step 2: Convert to fraction form
5,890,759.76/8,129,296.86 = 3,312,417.98/x - Step 3: Cross multiply
5,890,759.76x = 8,129,296.86 × 3,312,417.98 - Step 4: Simplify right side
5,890,759.76x = 26,927,629,083,821.54 - Step 5: Solve for x
x = 26,927,629,083,821.54/5,890,759.76 - Step 6: Final answer
x = 4,571,164.02
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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.