Finding the Fourth Proportional to 1,553,108.76, 2,330,727.12 and 542,230.83
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Solution
The fourth proportional to 1,553,108.76, 2,330,727.12 and 542,230.83 is: 813,717.71
Step by Step Solution
- Step 1: Write the proportion equation
1,553,108.76 : 2,330,727.12 = 542,230.83 : x - Step 2: Convert to fraction form
1,553,108.76/2,330,727.12 = 542,230.83/x - Step 3: Cross multiply
1,553,108.76x = 2,330,727.12 × 542,230.83 - Step 4: Simplify right side
1,553,108.76x = 1,263,792,100,781.11 - Step 5: Solve for x
x = 1,263,792,100,781.11/1,553,108.76 - Step 6: Final answer
x = 813,717.71
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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.