Finding the Fourth Proportional to 1,357,883.19, 1,873,910.07 and 746,074.11
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Solution
The fourth proportional to 1,357,883.19, 1,873,910.07 and 746,074.11 is: 1,029,599.45
Step by Step Solution
- Step 1: Write the proportion equation
1,357,883.19 : 1,873,910.07 = 746,074.11 : x - Step 2: Convert to fraction form
1,357,883.19/1,873,910.07 = 746,074.11/x - Step 3: Cross multiply
1,357,883.19x = 1,873,910.07 × 746,074.11 - Step 4: Simplify right side
1,357,883.19x = 1,398,075,787,695.29 - Step 5: Solve for x
x = 1,398,075,787,695.29/1,357,883.19 - Step 6: Final answer
x = 1,029,599.45
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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.