Finding the Fourth Proportional to 1,487,620.26, 2,052,772.54 and 834,273.07
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Solution
The fourth proportional to 1,487,620.26, 2,052,772.54 and 834,273.07 is: 1,151,216.41
Step by Step Solution
- Step 1: Write the proportion equation
1,487,620.26 : 2,052,772.54 = 834,273.07 : x - Step 2: Convert to fraction form
1,487,620.26/2,052,772.54 = 834,273.07/x - Step 3: Cross multiply
1,487,620.26x = 2,052,772.54 × 834,273.07 - Step 4: Simplify right side
1,487,620.26x = 1,712,572,848,957.50 - Step 5: Solve for x
x = 1,712,572,848,957.50/1,487,620.26 - Step 6: Final answer
x = 1,151,216.41
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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.