Finding the Fourth Proportional to 1,118,108.00, 1,543,014.36 and 634,627.91
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Solution
The fourth proportional to 1,118,108.00, 1,543,014.36 and 634,627.91 is: 875,800.88
Step by Step Solution
- Step 1: Write the proportion equation
1,118,108.00 : 1,543,014.36 = 634,627.91 : x - Step 2: Convert to fraction form
1,118,108.00/1,543,014.36 = 634,627.91/x - Step 3: Cross multiply
1,118,108.00x = 1,543,014.36 × 634,627.91 - Step 4: Simplify right side
1,118,108.00x = 979,239,970,671.72 - Step 5: Solve for x
x = 979,239,970,671.72/1,118,108.00 - Step 6: Final answer
x = 875,800.88
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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.