Finding the Fourth Proportional to 1,406,134.44, 2,109,551.58 and 408,862.44
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Solution
The fourth proportional to 1,406,134.44, 2,109,551.58 and 408,862.44 is: 613,395.41
Step by Step Solution
- Step 1: Write the proportion equation
1,406,134.44 : 2,109,551.58 = 408,862.44 : x - Step 2: Convert to fraction form
1,406,134.44/2,109,551.58 = 408,862.44/x - Step 3: Cross multiply
1,406,134.44x = 2,109,551.58 × 408,862.44 - Step 4: Simplify right side
1,406,134.44x = 862,516,406,304.66 - Step 5: Solve for x
x = 862,516,406,304.66/1,406,134.44 - Step 6: Final answer
x = 613,395.41
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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.