Finding the Fourth Proportional to 1,068,618.76, 1,474,696.74 and 578,593.48
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Solution
The fourth proportional to 1,068,618.76, 1,474,696.74 and 578,593.48 is: 798,460.55
Step by Step Solution
- Step 1: Write the proportion equation
1,068,618.76 : 1,474,696.74 = 578,593.48 : x - Step 2: Convert to fraction form
1,068,618.76/1,474,696.74 = 578,593.48/x - Step 3: Cross multiply
1,068,618.76x = 1,474,696.74 × 578,593.48 - Step 4: Simplify right side
1,068,618.76x = 853,249,918,741.26 - Step 5: Solve for x
x = 853,249,918,741.26/1,068,618.76 - Step 6: Final answer
x = 798,460.55
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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.