Finding the Fourth Proportional to 1,779,989.18, 2,456,262.65 and 995,004.41
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Solution
The fourth proportional to 1,779,989.18, 2,456,262.65 and 995,004.41 is: 1,373,037.65
Step by Step Solution
- Step 1: Write the proportion equation
1,779,989.18 : 2,456,262.65 = 995,004.41 : x - Step 2: Convert to fraction form
1,779,989.18/2,456,262.65 = 995,004.41/x - Step 3: Cross multiply
1,779,989.18x = 2,456,262.65 × 995,004.41 - Step 4: Simplify right side
1,779,989.18x = 2,443,992,163,893.26 - Step 5: Solve for x
x = 2,443,992,163,893.26/1,779,989.18 - Step 6: Final answer
x = 1,373,037.65
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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.