Finding the Fourth Proportional to 5,043,445.50, 7,564,356.18 and 1,448,394.76
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Solution
The fourth proportional to 5,043,445.50, 7,564,356.18 and 1,448,394.76 is: 2,172,358.93
Step by Step Solution
- Step 1: Write the proportion equation
5,043,445.50 : 7,564,356.18 = 1,448,394.76 : x - Step 2: Convert to fraction form
5,043,445.50/7,564,356.18 = 1,448,394.76/x - Step 3: Cross multiply
5,043,445.50x = 7,564,356.18 × 1,448,394.76 - Step 4: Simplify right side
5,043,445.50x = 10,956,173,853,885.62 - Step 5: Solve for x
x = 10,956,173,853,885.62/5,043,445.50 - Step 6: Final answer
x = 2,172,358.93
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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.