Finding the Fourth Proportional to 1,457,135.41, 2,010,859.95 and 803,786.44
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Solution
The fourth proportional to 1,457,135.41, 2,010,859.95 and 803,786.44 is: 1,109,232.50
Step by Step Solution
- Step 1: Write the proportion equation
1,457,135.41 : 2,010,859.95 = 803,786.44 : x - Step 2: Convert to fraction form
1,457,135.41/2,010,859.95 = 803,786.44/x - Step 3: Cross multiply
1,457,135.41x = 2,010,859.95 × 803,786.44 - Step 4: Simplify right side
1,457,135.41x = 1,616,301,960,549.08 - Step 5: Solve for x
x = 1,616,301,960,549.08/1,457,135.41 - Step 6: Final answer
x = 1,109,232.50
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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.