Finding the Fourth Proportional to 3,564,602.70, 5,346,904.05 and 2,619,818.70
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Solution
The fourth proportional to 3,564,602.70, 5,346,904.05 and 2,619,818.70 is: 3,929,728.05
Step by Step Solution
- Step 1: Write the proportion equation
3,564,602.70 : 5,346,904.05 = 2,619,818.70 : x - Step 2: Convert to fraction form
3,564,602.70/5,346,904.05 = 2,619,818.70/x - Step 3: Cross multiply
3,564,602.70x = 5,346,904.05 × 2,619,818.70 - Step 4: Simplify right side
3,564,602.70x = 14,007,919,217,295.74 - Step 5: Solve for x
x = 14,007,919,217,295.74/3,564,602.70 - Step 6: Final answer
x = 3,929,728.05
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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.