Finding the Fourth Proportional to 4,371,146.60, 6,562,624.80 and 2,776,823.60
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Solution
The fourth proportional to 4,371,146.60, 6,562,624.80 and 2,776,823.60 is: 4,168,986.56
Step by Step Solution
- Step 1: Write the proportion equation
4,371,146.60 : 6,562,624.80 = 2,776,823.60 : x - Step 2: Convert to fraction form
4,371,146.60/6,562,624.80 = 2,776,823.60/x - Step 3: Cross multiply
4,371,146.60x = 6,562,624.80 × 2,776,823.60 - Step 4: Simplify right side
4,371,146.60x = 18,223,251,422,585.28 - Step 5: Solve for x
x = 18,223,251,422,585.28/4,371,146.60 - Step 6: Final answer
x = 4,168,986.56
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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.