Finding the Fourth Proportional to 1,130,836.19, 1,560,566.00 and 614,590.09
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Solution
The fourth proportional to 1,130,836.19, 1,560,566.00 and 614,590.09 is: 848,140.87
Step by Step Solution
- Step 1: Write the proportion equation
1,130,836.19 : 1,560,566.00 = 614,590.09 : x - Step 2: Convert to fraction form
1,130,836.19/1,560,566.00 = 614,590.09/x - Step 3: Cross multiply
1,130,836.19x = 1,560,566.00 × 614,590.09 - Step 4: Simplify right side
1,130,836.19x = 959,108,396,026.00 - Step 5: Solve for x
x = 959,108,396,026.00/1,130,836.19 - Step 6: Final answer
x = 848,140.87
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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.