Finding the Fourth Proportional to 1,458,497.70, 2,187,732.15 and 461,225.70
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Solution
The fourth proportional to 1,458,497.70, 2,187,732.15 and 461,225.70 is: 691,834.00
Step by Step Solution
- Step 1: Write the proportion equation
1,458,497.70 : 2,187,732.15 = 461,225.70 : x - Step 2: Convert to fraction form
1,458,497.70/2,187,732.15 = 461,225.70/x - Step 3: Cross multiply
1,458,497.70x = 2,187,732.15 × 461,225.70 - Step 4: Simplify right side
1,458,497.70x = 1,009,038,292,296.26 - Step 5: Solve for x
x = 1,009,038,292,296.26/1,458,497.70 - Step 6: Final answer
x = 691,834.00
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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.