Finding the Fourth Proportional to 1,487,173.96, 2,052,295.03 and 842,717.00
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Solution
The fourth proportional to 1,487,173.96, 2,052,295.03 and 842,717.00 is: 1,162,946.61
Step by Step Solution
- Step 1: Write the proportion equation
1,487,173.96 : 2,052,295.03 = 842,717.00 : x - Step 2: Convert to fraction form
1,487,173.96/2,052,295.03 = 842,717.00/x - Step 3: Cross multiply
1,487,173.96x = 2,052,295.03 × 842,717.00 - Step 4: Simplify right side
1,487,173.96x = 1,729,503,909,284.54 - Step 5: Solve for x
x = 1,729,503,909,284.54/1,487,173.96 - Step 6: Final answer
x = 1,162,946.61
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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.