Finding the Fourth Proportional to 2,122,909.74, 3,184,856.55 and 606,612.42
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Solution
The fourth proportional to 2,122,909.74, 3,184,856.55 and 606,612.42 is: 910,059.20
Step by Step Solution
- Step 1: Write the proportion equation
2,122,909.74 : 3,184,856.55 = 606,612.42 : x - Step 2: Convert to fraction form
2,122,909.74/3,184,856.55 = 606,612.42/x - Step 3: Cross multiply
2,122,909.74x = 3,184,856.55 × 606,612.42 - Step 4: Simplify right side
2,122,909.74x = 1,931,973,539,148.35 - Step 5: Solve for x
x = 1,931,973,539,148.35/2,122,909.74 - Step 6: Final answer
x = 910,059.20
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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.