Finding the Fourth Proportional to 1,395,064.36, 2,087,818.80 and 969,080.68
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Solution
The fourth proportional to 1,395,064.36, 2,087,818.80 and 969,080.68 is: 1,450,302.17
Step by Step Solution
- Step 1: Write the proportion equation
1,395,064.36 : 2,087,818.80 = 969,080.68 : x - Step 2: Convert to fraction form
1,395,064.36/2,087,818.80 = 969,080.68/x - Step 3: Cross multiply
1,395,064.36x = 2,087,818.80 × 969,080.68 - Step 4: Simplify right side
1,395,064.36x = 2,023,264,862,420.78 - Step 5: Solve for x
x = 2,023,264,862,420.78/1,395,064.36 - Step 6: Final answer
x = 1,450,302.17
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.