Finding the Fourth Proportional to 1,352,088.37, 1,865,903.99 and 740,230.86
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Solution
The fourth proportional to 1,352,088.37, 1,865,903.99 and 740,230.86 is: 1,021,530.65
Step by Step Solution
- Step 1: Write the proportion equation
1,352,088.37 : 1,865,903.99 = 740,230.86 : x - Step 2: Convert to fraction form
1,352,088.37/1,865,903.99 = 740,230.86/x - Step 3: Cross multiply
1,352,088.37x = 1,865,903.99 × 740,230.86 - Step 4: Simplify right side
1,352,088.37x = 1,381,199,715,195.13 - Step 5: Solve for x
x = 1,381,199,715,195.13/1,352,088.37 - Step 6: Final answer
x = 1,021,530.65
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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.