Finding the Fourth Proportional to 2,053,879.16, 2,834,135.10 and 1,135,962.45
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Solution
The fourth proportional to 2,053,879.16, 2,834,135.10 and 1,135,962.45 is: 1,567,507.54
Step by Step Solution
- Step 1: Write the proportion equation
2,053,879.16 : 2,834,135.10 = 1,135,962.45 : x - Step 2: Convert to fraction form
2,053,879.16/2,834,135.10 = 1,135,962.45/x - Step 3: Cross multiply
2,053,879.16x = 2,834,135.10 × 1,135,962.45 - Step 4: Simplify right side
2,053,879.16x = 3,219,471,051,827.00 - Step 5: Solve for x
x = 3,219,471,051,827.00/2,053,879.16 - Step 6: Final answer
x = 1,567,507.54
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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.