Finding the Fourth Proportional to 2,308,465.68, 3,184,030.44 and 1,620,291.12
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Solution
The fourth proportional to 2,308,465.68, 3,184,030.44 and 1,620,291.12 is: 2,234,842.08
Step by Step Solution
- Step 1: Write the proportion equation
2,308,465.68 : 3,184,030.44 = 1,620,291.12 : x - Step 2: Convert to fraction form
2,308,465.68/3,184,030.44 = 1,620,291.12/x - Step 3: Cross multiply
2,308,465.68x = 3,184,030.44 × 1,620,291.12 - Step 4: Simplify right side
2,308,465.68x = 5,159,056,247,741.69 - Step 5: Solve for x
x = 5,159,056,247,741.69/2,308,465.68 - Step 6: Final answer
x = 2,234,842.08
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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.