Finding the Fourth Proportional to 1,656,010.40, 2,285,536.36 and 930,917.84
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Solution
The fourth proportional to 1,656,010.40, 2,285,536.36 and 930,917.84 is: 1,284,802.66
Step by Step Solution
- Step 1: Write the proportion equation
1,656,010.40 : 2,285,536.36 = 930,917.84 : x - Step 2: Convert to fraction form
1,656,010.40/2,285,536.36 = 930,917.84/x - Step 3: Cross multiply
1,656,010.40x = 2,285,536.36 × 930,917.84 - Step 4: Simplify right side
1,656,010.40x = 2,127,646,571,492.66 - Step 5: Solve for x
x = 2,127,646,571,492.66/1,656,010.40 - Step 6: Final answer
x = 1,284,802.66
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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.