Finding the Fourth Proportional to 1,927,623.68, 2,891,773.92 and 648,108.80
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Solution
The fourth proportional to 1,927,623.68, 2,891,773.92 and 648,108.80 is: 972,276.98
Step by Step Solution
- Step 1: Write the proportion equation
1,927,623.68 : 2,891,773.92 = 648,108.80 : x - Step 2: Convert to fraction form
1,927,623.68/2,891,773.92 = 648,108.80/x - Step 3: Cross multiply
1,927,623.68x = 2,891,773.92 × 648,108.80 - Step 4: Simplify right side
1,927,623.68x = 1,874,184,125,162.50 - Step 5: Solve for x
x = 1,874,184,125,162.50/1,927,623.68 - Step 6: Final answer
x = 972,276.98
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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.