Finding the Fourth Proportional to 2,387,206.98, 3,581,351.73 and 789,767.55
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Solution
The fourth proportional to 2,387,206.98, 3,581,351.73 and 789,767.55 is: 1,184,830.39
Step by Step Solution
- Step 1: Write the proportion equation
2,387,206.98 : 3,581,351.73 = 789,767.55 : x - Step 2: Convert to fraction form
2,387,206.98/3,581,351.73 = 789,767.55/x - Step 3: Cross multiply
2,387,206.98x = 3,581,351.73 × 789,767.55 - Step 4: Simplify right side
2,387,206.98x = 2,828,435,381,490.36 - Step 5: Solve for x
x = 2,828,435,381,490.36/2,387,206.98 - Step 6: Final answer
x = 1,184,830.39
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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.