Finding the Fourth Proportional to 1,510,727.88, 2,266,154.35 and 445,769.94
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Solution
The fourth proportional to 1,510,727.88, 2,266,154.35 and 445,769.94 is: 668,673.36
Step by Step Solution
- Step 1: Write the proportion equation
1,510,727.88 : 2,266,154.35 = 445,769.94 : x - Step 2: Convert to fraction form
1,510,727.88/2,266,154.35 = 445,769.94/x - Step 3: Cross multiply
1,510,727.88x = 2,266,154.35 × 445,769.94 - Step 4: Simplify right side
1,510,727.88x = 1,010,183,488,630.24 - Step 5: Solve for x
x = 1,010,183,488,630.24/1,510,727.88 - Step 6: Final answer
x = 668,673.36
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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.