Finding the Fourth Proportional to 1,149,506.07, 1,586,442.41 and 633,312.71
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Solution
The fourth proportional to 1,149,506.07, 1,586,442.41 and 633,312.71 is: 874,039.88
Step by Step Solution
- Step 1: Write the proportion equation
1,149,506.07 : 1,586,442.41 = 633,312.71 : x - Step 2: Convert to fraction form
1,149,506.07/1,586,442.41 = 633,312.71/x - Step 3: Cross multiply
1,149,506.07x = 1,586,442.41 × 633,312.71 - Step 4: Simplify right side
1,149,506.07x = 1,004,714,143,519.31 - Step 5: Solve for x
x = 1,004,714,143,519.31/1,149,506.07 - Step 6: Final answer
x = 874,039.88
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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.