Finding the Fourth Proportional to 1,964,168.99, 2,946,378.05 and 616,384.74
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Solution
The fourth proportional to 1,964,168.99, 2,946,378.05 and 616,384.74 is: 924,616.20
Step by Step Solution
- Step 1: Write the proportion equation
1,964,168.99 : 2,946,378.05 = 616,384.74 : x - Step 2: Convert to fraction form
1,964,168.99/2,946,378.05 = 616,384.74/x - Step 3: Cross multiply
1,964,168.99x = 2,946,378.05 × 616,384.74 - Step 4: Simplify right side
1,964,168.99x = 1,816,102,465,209.03 - Step 5: Solve for x
x = 1,816,102,465,209.03/1,964,168.99 - Step 6: Final answer
x = 924,616.20
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.