Finding the Fourth Proportional to 1,535,531.88, 2,119,028.04 and 847,246.58
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Solution
The fourth proportional to 1,535,531.88, 2,119,028.04 and 847,246.58 is: 1,169,196.99
Step by Step Solution
- Step 1: Write the proportion equation
1,535,531.88 : 2,119,028.04 = 847,246.58 : x - Step 2: Convert to fraction form
1,535,531.88/2,119,028.04 = 847,246.58/x - Step 3: Cross multiply
1,535,531.88x = 2,119,028.04 × 847,246.58 - Step 4: Simplify right side
1,535,531.88x = 1,795,339,259,814.10 - Step 5: Solve for x
x = 1,795,339,259,814.10/1,535,531.88 - Step 6: Final answer
x = 1,169,196.99
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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.