Finding the Fourth Proportional to 1,313,566.30, 1,970,203.65 and 367,032.70
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Solution
The fourth proportional to 1,313,566.30, 1,970,203.65 and 367,032.70 is: 550,508.31
Step by Step Solution
- Step 1: Write the proportion equation
1,313,566.30 : 1,970,203.65 = 367,032.70 : x - Step 2: Convert to fraction form
1,313,566.30/1,970,203.65 = 367,032.70/x - Step 3: Cross multiply
1,313,566.30x = 1,970,203.65 × 367,032.70 - Step 4: Simplify right side
1,313,566.30x = 723,129,165,209.36 - Step 5: Solve for x
x = 723,129,165,209.36/1,313,566.30 - Step 6: Final answer
x = 550,508.31
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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.