Finding the Fourth Proportional to 1,488,935.02, 2,054,173.56 and 876,713.53
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Solution
The fourth proportional to 1,488,935.02, 2,054,173.56 and 876,713.53 is: 1,209,536.84
Step by Step Solution
- Step 1: Write the proportion equation
1,488,935.02 : 2,054,173.56 = 876,713.53 : x - Step 2: Convert to fraction form
1,488,935.02/2,054,173.56 = 876,713.53/x - Step 3: Cross multiply
1,488,935.02x = 2,054,173.56 × 876,713.53 - Step 4: Simplify right side
1,488,935.02x = 1,800,921,753,020.27 - Step 5: Solve for x
x = 1,800,921,753,020.27/1,488,935.02 - Step 6: Final answer
x = 1,209,536.84
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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.