Finding the Fourth Proportional to 2,539,362.95, 3,504,315.92 and 1,377,808.84
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Solution
The fourth proportional to 2,539,362.95, 3,504,315.92 and 1,377,808.84 is: 1,901,373.51
Step by Step Solution
- Step 1: Write the proportion equation
2,539,362.95 : 3,504,315.92 = 1,377,808.84 : x - Step 2: Convert to fraction form
2,539,362.95/3,504,315.92 = 1,377,808.84/x - Step 3: Cross multiply
2,539,362.95x = 3,504,315.92 × 1,377,808.84 - Step 4: Simplify right side
2,539,362.95x = 4,828,277,452,728.73 - Step 5: Solve for x
x = 4,828,277,452,728.73/2,539,362.95 - Step 6: Final answer
x = 1,901,373.51
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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.