Finding the Fourth Proportional to 2,519,565.95, 3,778,237.10 and 722,041.49
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Solution
The fourth proportional to 2,519,565.95, 3,778,237.10 and 722,041.49 is: 1,082,743.62
Step by Step Solution
- Step 1: Write the proportion equation
2,519,565.95 : 3,778,237.10 = 722,041.49 : x - Step 2: Convert to fraction form
2,519,565.95/3,778,237.10 = 722,041.49/x - Step 3: Cross multiply
2,519,565.95x = 3,778,237.10 × 722,041.49 - Step 4: Simplify right side
2,519,565.95x = 2,728,043,956,507.98 - Step 5: Solve for x
x = 2,728,043,956,507.98/2,519,565.95 - Step 6: Final answer
x = 1,082,743.62
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.