Finding the Fourth Proportional to 4,074,970.19, 6,112,658.33 and 1,550,821.07
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Solution
The fourth proportional to 4,074,970.19, 6,112,658.33 and 1,550,821.07 is: 2,326,308.88
Step by Step Solution
- Step 1: Write the proportion equation
4,074,970.19 : 6,112,658.33 = 1,550,821.07 : x - Step 2: Convert to fraction form
4,074,970.19/6,112,658.33 = 1,550,821.07/x - Step 3: Cross multiply
4,074,970.19x = 6,112,658.33 × 1,550,821.07 - Step 4: Simplify right side
4,074,970.19x = 9,479,639,331,875.01 - Step 5: Solve for x
x = 9,479,639,331,875.01/4,074,970.19 - Step 6: Final answer
x = 2,326,308.88
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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.