Finding the Fourth Proportional to 1,669,554.96, 2,303,986.20 and 944,387.28
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Solution
The fourth proportional to 1,669,554.96, 2,303,986.20 and 944,387.28 is: 1,303,254.65
Step by Step Solution
- Step 1: Write the proportion equation
1,669,554.96 : 2,303,986.20 = 944,387.28 : x - Step 2: Convert to fraction form
1,669,554.96/2,303,986.20 = 944,387.28/x - Step 3: Cross multiply
1,669,554.96x = 2,303,986.20 × 944,387.28 - Step 4: Simplify right side
1,669,554.96x = 2,175,855,260,575.54 - Step 5: Solve for x
x = 2,175,855,260,575.54/1,669,554.96 - Step 6: Final answer
x = 1,303,254.65
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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.