Finding the Fourth Proportional to 1,293,882.12, 1,785,564.63 and 750,340.62
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Solution
The fourth proportional to 1,293,882.12, 1,785,564.63 and 750,340.62 is: 1,035,474.29
Step by Step Solution
- Step 1: Write the proportion equation
1,293,882.12 : 1,785,564.63 = 750,340.62 : x - Step 2: Convert to fraction form
1,293,882.12/1,785,564.63 = 750,340.62/x - Step 3: Cross multiply
1,293,882.12x = 1,785,564.63 × 750,340.62 - Step 4: Simplify right side
1,293,882.12x = 1,339,781,671,524.27 - Step 5: Solve for x
x = 1,339,781,671,524.27/1,293,882.12 - Step 6: Final answer
x = 1,035,474.29
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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.