Finding the Fourth Proportional to 885,792.40, 1,237,310 and 885,792.40
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Solution
The fourth proportional to 885,792.40, 1,237,310 and 885,792.40 is: 1,237,310
Step by Step Solution
- Step 1: Write the proportion equation
885,792.40 : 1,237,310 = 885,792.40 : x - Step 2: Convert to fraction form
885,792.40/1,237,310 = 885,792.40/x - Step 3: Cross multiply
885,792.40x = 1,237,310 × 885,792.40 - Step 4: Simplify right side
885,792.40x = 1,095,999,794,444 - Step 5: Solve for x
x = 1,095,999,794,444/885,792.40 - Step 6: Final answer
x = 1,237,310
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.