Finding the Fourth Proportional to 2,018,804.35, 2,785,246.50 and 1,294,051.69
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Solution
The fourth proportional to 2,018,804.35, 2,785,246.50 and 1,294,051.69 is: 1,785,340.39
Step by Step Solution
- Step 1: Write the proportion equation
2,018,804.35 : 2,785,246.50 = 1,294,051.69 : x - Step 2: Convert to fraction form
2,018,804.35/2,785,246.50 = 1,294,051.69/x - Step 3: Cross multiply
2,018,804.35x = 2,785,246.50 × 1,294,051.69 - Step 4: Simplify right side
2,018,804.35x = 3,604,252,940,391.59 - Step 5: Solve for x
x = 3,604,252,940,391.59/2,018,804.35 - Step 6: Final answer
x = 1,785,340.39
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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.