Finding the Fourth Proportional to 1,609,946.04, 2,221,240.50 and 965,130.96
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Solution
The fourth proportional to 1,609,946.04, 2,221,240.50 and 965,130.96 is: 1,331,589.96
Step by Step Solution
- Step 1: Write the proportion equation
1,609,946.04 : 2,221,240.50 = 965,130.96 : x - Step 2: Convert to fraction form
1,609,946.04/2,221,240.50 = 965,130.96/x - Step 3: Cross multiply
1,609,946.04x = 2,221,240.50 × 965,130.96 - Step 4: Simplify right side
1,609,946.04x = 2,143,787,976,155.88 - Step 5: Solve for x
x = 2,143,787,976,155.88/1,609,946.04 - Step 6: Final answer
x = 1,331,589.96
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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.