Finding the Fourth Proportional to 1,925,853.94, 2,657,645.85 and 1,066,395.70
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Solution
The fourth proportional to 1,925,853.94, 2,657,645.85 and 1,066,395.70 is: 1,471,608.02
Step by Step Solution
- Step 1: Write the proportion equation
1,925,853.94 : 2,657,645.85 = 1,066,395.70 : x - Step 2: Convert to fraction form
1,925,853.94/2,657,645.85 = 1,066,395.70/x - Step 3: Cross multiply
1,925,853.94x = 2,657,645.85 × 1,066,395.70 - Step 4: Simplify right side
1,925,853.94x = 2,834,102,106,562.85 - Step 5: Solve for x
x = 2,834,102,106,562.85/1,925,853.94 - Step 6: Final answer
x = 1,471,608.02
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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.