Finding the Fourth Proportional to 4,263,686.30, 6,398,845.94 and 2,975,927.95
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Solution
The fourth proportional to 4,263,686.30, 6,398,845.94 and 2,975,927.95 is: 4,466,206.74
Step by Step Solution
- Step 1: Write the proportion equation
4,263,686.30 : 6,398,845.94 = 2,975,927.95 : x - Step 2: Convert to fraction form
4,263,686.30/6,398,845.94 = 2,975,927.95/x - Step 3: Cross multiply
4,263,686.30x = 6,398,845.94 × 2,975,927.95 - Step 4: Simplify right side
4,263,686.30x = 19,042,504,448,595.79 - Step 5: Solve for x
x = 19,042,504,448,595.79/4,263,686.30 - Step 6: Final answer
x = 4,466,206.74
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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.