Finding the Fourth Proportional to 1,864,668.87, 2,573,224.35 and 1,037,728.57
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Solution
The fourth proportional to 1,864,668.87, 2,573,224.35 and 1,037,728.57 is: 1,432,055.02
Step by Step Solution
- Step 1: Write the proportion equation
1,864,668.87 : 2,573,224.35 = 1,037,728.57 : x - Step 2: Convert to fraction form
1,864,668.87/2,573,224.35 = 1,037,728.57/x - Step 3: Cross multiply
1,864,668.87x = 2,573,224.35 × 1,037,728.57 - Step 4: Simplify right side
1,864,668.87x = 2,670,308,425,014.68 - Step 5: Solve for x
x = 2,670,308,425,014.68/1,864,668.87 - Step 6: Final answer
x = 1,432,055.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.