Finding the Fourth Proportional to 1,920,473.60, 2,881,325.76 and 1,344,696.62
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Solution
The fourth proportional to 1,920,473.60, 2,881,325.76 and 1,344,696.62 is: 2,017,475.80
Step by Step Solution
- Step 1: Write the proportion equation
1,920,473.60 : 2,881,325.76 = 1,344,696.62 : x - Step 2: Convert to fraction form
1,920,473.60/2,881,325.76 = 1,344,696.62/x - Step 3: Cross multiply
1,920,473.60x = 2,881,325.76 × 1,344,696.62 - Step 4: Simplify right side
1,920,473.60x = 3,874,509,010,590.93 - Step 5: Solve for x
x = 3,874,509,010,590.93/1,920,473.60 - Step 6: Final answer
x = 2,017,475.80
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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.