Finding the Fourth Proportional to 2,352,365.79, 3,246,320.75 and 1,319,949.96
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Solution
The fourth proportional to 2,352,365.79, 3,246,320.75 and 1,319,949.96 is: 1,821,562.34
Step by Step Solution
- Step 1: Write the proportion equation
2,352,365.79 : 3,246,320.75 = 1,319,949.96 : x - Step 2: Convert to fraction form
2,352,365.79/3,246,320.75 = 1,319,949.96/x - Step 3: Cross multiply
2,352,365.79x = 3,246,320.75 × 1,319,949.96 - Step 4: Simplify right side
2,352,365.79x = 4,284,980,944,109.67 - Step 5: Solve for x
x = 4,284,980,944,109.67/2,352,365.79 - Step 6: Final answer
x = 1,821,562.34
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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.