Finding the Fourth Proportional to 1,609,614.68, 2,221,267.58 and 884,509.16
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Solution
The fourth proportional to 1,609,614.68, 2,221,267.58 and 884,509.16 is: 1,220,622.27
Step by Step Solution
- Step 1: Write the proportion equation
1,609,614.68 : 2,221,267.58 = 884,509.16 : x - Step 2: Convert to fraction form
1,609,614.68/2,221,267.58 = 884,509.16/x - Step 3: Cross multiply
1,609,614.68x = 2,221,267.58 × 884,509.16 - Step 4: Simplify right side
1,609,614.68x = 1,964,731,521,321.03 - Step 5: Solve for x
x = 1,964,731,521,321.03/1,609,614.68 - Step 6: Final answer
x = 1,220,622.27
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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.