Finding the Fourth Proportional to 1,310,506.92, 1,808,557.74 and 737,584.20
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Solution
The fourth proportional to 1,310,506.92, 1,808,557.74 and 737,584.20 is: 1,017,898.95
Step by Step Solution
- Step 1: Write the proportion equation
1,310,506.92 : 1,808,557.74 = 737,584.20 : x - Step 2: Convert to fraction form
1,310,506.92/1,808,557.74 = 737,584.20/x - Step 3: Cross multiply
1,310,506.92x = 1,808,557.74 × 737,584.20 - Step 4: Simplify right side
1,310,506.92x = 1,333,963,613,811.71 - Step 5: Solve for x
x = 1,333,963,613,811.71/1,310,506.92 - Step 6: Final answer
x = 1,017,898.95
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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.