Finding the Fourth Proportional to 1,154,275.21, 1,592,871.99 and 630,962.56
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Solution
The fourth proportional to 1,154,275.21, 1,592,871.99 and 630,962.56 is: 870,713.14
Step by Step Solution
- Step 1: Write the proportion equation
1,154,275.21 : 1,592,871.99 = 630,962.56 : x - Step 2: Convert to fraction form
1,154,275.21/1,592,871.99 = 630,962.56/x - Step 3: Cross multiply
1,154,275.21x = 1,592,871.99 × 630,962.56 - Step 4: Simplify right side
1,154,275.21x = 1,005,042,588,187.68 - Step 5: Solve for x
x = 1,005,042,588,187.68/1,154,275.21 - Step 6: Final answer
x = 870,713.14
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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.