Finding the Fourth Proportional to 2,579,496.60, 3,864,579.30 and 2,103,605.40
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Solution
The fourth proportional to 2,579,496.60, 3,864,579.30 and 2,103,605.40 is: 3,151,603.26
Step by Step Solution
- Step 1: Write the proportion equation
2,579,496.60 : 3,864,579.30 = 2,103,605.40 : x - Step 2: Convert to fraction form
2,579,496.60/3,864,579.30 = 2,103,605.40/x - Step 3: Cross multiply
2,579,496.60x = 3,864,579.30 × 2,103,605.40 - Step 4: Simplify right side
2,579,496.60x = 8,129,549,884,208.22 - Step 5: Solve for x
x = 8,129,549,884,208.22/2,579,496.60 - Step 6: Final answer
x = 3,151,603.26
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.