Finding the Fourth Proportional to 2,675,154.48, 4,011,888.74 and 877,619.09
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Solution
The fourth proportional to 2,675,154.48, 4,011,888.74 and 877,619.09 is: 1,316,152.08
Step by Step Solution
- Step 1: Write the proportion equation
2,675,154.48 : 4,011,888.74 = 877,619.09 : x - Step 2: Convert to fraction form
2,675,154.48/4,011,888.74 = 877,619.09/x - Step 3: Cross multiply
2,675,154.48x = 4,011,888.74 × 877,619.09 - Step 4: Simplify right side
2,675,154.48x = 3,520,910,120,732.51 - Step 5: Solve for x
x = 3,520,910,120,732.51/2,675,154.48 - Step 6: Final answer
x = 1,316,152.08
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1.5x scale
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.