Finding the Fourth Proportional to 1,713,703.44, 2,555,234.20 and 1,666,621.08
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Solution
The fourth proportional to 1,713,703.44, 2,555,234.20 and 1,666,621.08 is: 2,485,031.59
Step by Step Solution
- Step 1: Write the proportion equation
1,713,703.44 : 2,555,234.20 = 1,666,621.08 : x - Step 2: Convert to fraction form
1,713,703.44/2,555,234.20 = 1,666,621.08/x - Step 3: Cross multiply
1,713,703.44x = 2,555,234.20 × 1,666,621.08 - Step 4: Simplify right side
1,713,703.44x = 4,258,607,182,056.94 - Step 5: Solve for x
x = 4,258,607,182,056.94/1,713,703.44 - Step 6: Final answer
x = 2,485,031.59
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.