Finding the Fourth Proportional to 841,454.07, 1,261,246.14 and 641,113.94
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Solution
The fourth proportional to 841,454.07, 1,261,246.14 and 641,113.94 is: 960,958.54
Step by Step Solution
- Step 1: Write the proportion equation
841,454.07 : 1,261,246.14 = 641,113.94 : x - Step 2: Convert to fraction form
841,454.07/1,261,246.14 = 641,113.94/x - Step 3: Cross multiply
841,454.07x = 1,261,246.14 × 641,113.94 - Step 4: Simplify right side
841,454.07x = 808,602,475,818.96 - Step 5: Solve for x
x = 808,602,475,818.96/841,454.07 - Step 6: Final answer
x = 960,958.54
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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.