Finding the Fourth Proportional to 1,795,191.76, 2,477,352.84 and 1,020,822.65
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Solution
The fourth proportional to 1,795,191.76, 2,477,352.84 and 1,020,822.65 is: 1,408,728.55
Step by Step Solution
- Step 1: Write the proportion equation
1,795,191.76 : 2,477,352.84 = 1,020,822.65 : x - Step 2: Convert to fraction form
1,795,191.76/2,477,352.84 = 1,020,822.65/x - Step 3: Cross multiply
1,795,191.76x = 2,477,352.84 × 1,020,822.65 - Step 4: Simplify right side
1,795,191.76x = 2,528,937,884,189.05 - Step 5: Solve for x
x = 2,528,937,884,189.05/1,795,191.76 - Step 6: Final answer
x = 1,408,728.55
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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.