Finding the Fourth Proportional to 1,408,884.24, 1,944,260.26 and 805,285.20
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Solution
The fourth proportional to 1,408,884.24, 1,944,260.26 and 805,285.20 is: 1,111,293.58
Step by Step Solution
- Step 1: Write the proportion equation
1,408,884.24 : 1,944,260.26 = 805,285.20 : x - Step 2: Convert to fraction form
1,408,884.24/1,944,260.26 = 805,285.20/x - Step 3: Cross multiply
1,408,884.24x = 1,944,260.26 × 805,285.20 - Step 4: Simplify right side
1,408,884.24x = 1,565,684,012,326.15 - Step 5: Solve for x
x = 1,565,684,012,326.15/1,408,884.24 - Step 6: Final answer
x = 1,111,293.58
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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.