Finding the Fourth Proportional to 2,291,030.92, 3,160,911 and 1,323,808.12
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Solution
The fourth proportional to 2,291,030.92, 3,160,911 and 1,323,808.12 is: 1,826,443.99
Step by Step Solution
- Step 1: Write the proportion equation
2,291,030.92 : 3,160,911 = 1,323,808.12 : x - Step 2: Convert to fraction form
2,291,030.92/3,160,911 = 1,323,808.12/x - Step 3: Cross multiply
2,291,030.92x = 3,160,911 × 1,323,808.12 - Step 4: Simplify right side
2,291,030.92x = 4,184,439,648,397.32 - Step 5: Solve for x
x = 4,184,439,648,397.32/2,291,030.92 - Step 6: Final answer
x = 1,826,443.99
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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.