Finding the Fourth Proportional to 1,379,740.98, 2,069,956.38 and 1,356,855.84
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Solution
The fourth proportional to 1,379,740.98, 2,069,956.38 and 1,356,855.84 is: 2,035,622.95
Step by Step Solution
- Step 1: Write the proportion equation
1,379,740.98 : 2,069,956.38 = 1,356,855.84 : x - Step 2: Convert to fraction form
1,379,740.98/2,069,956.38 = 1,356,855.84/x - Step 3: Cross multiply
1,379,740.98x = 2,069,956.38 × 1,356,855.84 - Step 4: Simplify right side
1,379,740.98x = 2,808,632,402,748.26 - Step 5: Solve for x
x = 2,808,632,402,748.26/1,379,740.98 - Step 6: Final answer
x = 2,035,622.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.