Finding the Fourth Proportional to 1,001,530.74, 1,382,170.82 and 565,936.99
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Solution
The fourth proportional to 1,001,530.74, 1,382,170.82 and 565,936.99 is: 781,026.05
Step by Step Solution
- Step 1: Write the proportion equation
1,001,530.74 : 1,382,170.82 = 565,936.99 : x - Step 2: Convert to fraction form
1,001,530.74/1,382,170.82 = 565,936.99/x - Step 3: Cross multiply
1,001,530.74x = 1,382,170.82 × 565,936.99 - Step 4: Simplify right side
1,001,530.74x = 782,221,593,536.63 - Step 5: Solve for x
x = 782,221,593,536.63/1,001,530.74 - Step 6: Final answer
x = 781,026.05
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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.