Finding the Fourth Proportional to 788,497.60, 1,106,696 and 788,497.60
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Solution
The fourth proportional to 788,497.60, 1,106,696 and 788,497.60 is: 1,106,696
Step by Step Solution
- Step 1: Write the proportion equation
788,497.60 : 1,106,696 = 788,497.60 : x - Step 2: Convert to fraction form
788,497.60/1,106,696 = 788,497.60/x - Step 3: Cross multiply
788,497.60x = 1,106,696 × 788,497.60 - Step 4: Simplify right side
788,497.60x = 872,627,139,929.60 - Step 5: Solve for x
x = 872,627,139,929.60/788,497.60 - Step 6: Final answer
x = 1,106,696
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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.