Finding the Fourth Proportional to 1,529,118.18, 2,292,162.21 and 718,050.69
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Solution
The fourth proportional to 1,529,118.18, 2,292,162.21 and 718,050.69 is: 1,076,364.59
Step by Step Solution
- Step 1: Write the proportion equation
1,529,118.18 : 2,292,162.21 = 718,050.69 : x - Step 2: Convert to fraction form
1,529,118.18/2,292,162.21 = 718,050.69/x - Step 3: Cross multiply
1,529,118.18x = 2,292,162.21 × 718,050.69 - Step 4: Simplify right side
1,529,118.18x = 1,645,888,656,482.42 - Step 5: Solve for x
x = 1,645,888,656,482.42/1,529,118.18 - Step 6: Final answer
x = 1,076,364.59
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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.