Finding the Fourth Proportional to 1,854,040.38, 2,558,333.12 and 1,069,135.31
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Solution
The fourth proportional to 1,854,040.38, 2,558,333.12 and 1,069,135.31 is: 1,475,266.82
Step by Step Solution
- Step 1: Write the proportion equation
1,854,040.38 : 2,558,333.12 = 1,069,135.31 : x - Step 2: Convert to fraction form
1,854,040.38/2,558,333.12 = 1,069,135.31/x - Step 3: Cross multiply
1,854,040.38x = 2,558,333.12 × 1,069,135.31 - Step 4: Simplify right side
1,854,040.38x = 2,735,204,255,197.13 - Step 5: Solve for x
x = 2,735,204,255,197.13/1,854,040.38 - Step 6: Final answer
x = 1,475,266.82
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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.