Finding the Fourth Proportional to 1,617,964.60, 2,426,946.90 and 495,887.80
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Solution
The fourth proportional to 1,617,964.60, 2,426,946.90 and 495,887.80 is: 743,831.70
Step by Step Solution
- Step 1: Write the proportion equation
1,617,964.60 : 2,426,946.90 = 495,887.80 : x - Step 2: Convert to fraction form
1,617,964.60/2,426,946.90 = 495,887.80/x - Step 3: Cross multiply
1,617,964.60x = 2,426,946.90 × 495,887.80 - Step 4: Simplify right side
1,617,964.60x = 1,203,493,358,957.82 - Step 5: Solve for x
x = 1,203,493,358,957.82/1,617,964.60 - Step 6: Final answer
x = 743,831.70
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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.