Finding the Fourth Proportional to 1,526,437.64, 2,106,378.38 and 847,320.68
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Solution
The fourth proportional to 1,526,437.64, 2,106,378.38 and 847,320.68 is: 1,169,243.94
Step by Step Solution
- Step 1: Write the proportion equation
1,526,437.64 : 2,106,378.38 = 847,320.68 : x - Step 2: Convert to fraction form
1,526,437.64/2,106,378.38 = 847,320.68/x - Step 3: Cross multiply
1,526,437.64x = 2,106,378.38 × 847,320.68 - Step 4: Simplify right side
1,526,437.64x = 1,784,777,961,278.90 - Step 5: Solve for x
x = 1,784,777,961,278.90/1,526,437.64 - Step 6: Final answer
x = 1,169,243.94
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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.