Finding the Fourth Proportional to 1,418,926.07, 1,958,117.45 and 774,346.26
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Solution
The fourth proportional to 1,418,926.07, 1,958,117.45 and 774,346.26 is: 1,068,597.55
Step by Step Solution
- Step 1: Write the proportion equation
1,418,926.07 : 1,958,117.45 = 774,346.26 : x - Step 2: Convert to fraction form
1,418,926.07/1,958,117.45 = 774,346.26/x - Step 3: Cross multiply
1,418,926.07x = 1,958,117.45 × 774,346.26 - Step 4: Simplify right side
1,418,926.07x = 1,516,260,924,048.24 - Step 5: Solve for x
x = 1,516,260,924,048.24/1,418,926.07 - Step 6: Final answer
x = 1,068,597.55
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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.