Finding the Fourth Proportional to 2,923,712.39, 4,386,316.08 and 1,126,113.41
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Solution
The fourth proportional to 2,923,712.39, 4,386,316.08 and 1,126,113.41 is: 1,689,458.02
Step by Step Solution
- Step 1: Write the proportion equation
2,923,712.39 : 4,386,316.08 = 1,126,113.41 : x - Step 2: Convert to fraction form
2,923,712.39/4,386,316.08 = 1,126,113.41/x - Step 3: Cross multiply
2,923,712.39x = 4,386,316.08 × 1,126,113.41 - Step 4: Simplify right side
2,923,712.39x = 4,939,489,358,186.63 - Step 5: Solve for x
x = 4,939,489,358,186.63/2,923,712.39 - Step 6: Final answer
x = 1,689,458.02
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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.