Finding the Fourth Proportional to 5,570,346.12, 8,355,451.50 and 1,526,830.53
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Solution
The fourth proportional to 5,570,346.12, 8,355,451.50 and 1,526,830.53 is: 2,290,227.24
Step by Step Solution
- Step 1: Write the proportion equation
5,570,346.12 : 8,355,451.50 = 1,526,830.53 : x - Step 2: Convert to fraction form
5,570,346.12/8,355,451.50 = 1,526,830.53/x - Step 3: Cross multiply
5,570,346.12x = 8,355,451.50 × 1,526,830.53 - Step 4: Simplify right side
5,570,346.12x = 12,757,358,442,134.29 - Step 5: Solve for x
x = 12,757,358,442,134.29/5,570,346.12 - Step 6: Final answer
x = 2,290,227.24
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1.5x scale
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.