Finding the Fourth Proportional to 2,393,285.86, 3,303,267.04 and 1,521,943.95
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Solution
The fourth proportional to 2,393,285.86, 3,303,267.04 and 1,521,943.95 is: 2,100,621.31
Step by Step Solution
- Step 1: Write the proportion equation
2,393,285.86 : 3,303,267.04 = 1,521,943.95 : x - Step 2: Convert to fraction form
2,393,285.86/3,303,267.04 = 1,521,943.95/x - Step 3: Cross multiply
2,393,285.86x = 3,303,267.04 × 1,521,943.95 - Step 4: Simplify right side
2,393,285.86x = 5,027,387,286,762.41 - Step 5: Solve for x
x = 5,027,387,286,762.41/2,393,285.86 - Step 6: Final answer
x = 2,100,621.31
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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.