Finding the Fourth Proportional to 1,810,038.84, 2,497,932.12 and 1,035,912.68
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Solution
The fourth proportional to 1,810,038.84, 2,497,932.12 and 1,035,912.68 is: 1,429,604.44
Step by Step Solution
- Step 1: Write the proportion equation
1,810,038.84 : 2,497,932.12 = 1,035,912.68 : x - Step 2: Convert to fraction form
1,810,038.84/2,497,932.12 = 1,035,912.68/x - Step 3: Cross multiply
1,810,038.84x = 2,497,932.12 × 1,035,912.68 - Step 4: Simplify right side
1,810,038.84x = 2,587,639,556,887.28 - Step 5: Solve for x
x = 2,587,639,556,887.28/1,810,038.84 - Step 6: Final answer
x = 1,429,604.44
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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.