Finding the Fourth Proportional to 1,809,963.52, 2,498,184.68 and 1,036,042.99
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Solution
The fourth proportional to 1,809,963.52, 2,498,184.68 and 1,036,042.99 is: 1,429,988.34
Step by Step Solution
- Step 1: Write the proportion equation
1,809,963.52 : 2,498,184.68 = 1,036,042.99 : x - Step 2: Convert to fraction form
1,809,963.52/2,498,184.68 = 1,036,042.99/x - Step 3: Cross multiply
1,809,963.52x = 2,498,184.68 × 1,036,042.99 - Step 4: Simplify right side
1,809,963.52x = 2,588,226,725,439.39 - Step 5: Solve for x
x = 2,588,226,725,439.39/1,809,963.52 - Step 6: Final answer
x = 1,429,988.34
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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.