Finding the Fourth Proportional to 1,707,449.13, 2,356,247.21 and 943,486.29
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Solution
The fourth proportional to 1,707,449.13, 2,356,247.21 and 943,486.29 is: 1,301,993.07
Step by Step Solution
- Step 1: Write the proportion equation
1,707,449.13 : 2,356,247.21 = 943,486.29 : x - Step 2: Convert to fraction form
1,707,449.13/2,356,247.21 = 943,486.29/x - Step 3: Cross multiply
1,707,449.13x = 2,356,247.21 × 943,486.29 - Step 4: Simplify right side
1,707,449.13x = 2,223,086,933,768.32 - Step 5: Solve for x
x = 2,223,086,933,768.32/1,707,449.13 - Step 6: Final answer
x = 1,301,993.07
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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.