Finding the Fourth Proportional to 2,184,292.42, 3,014,337.58 and 1,217,484.11
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Solution
The fourth proportional to 2,184,292.42, 3,014,337.58 and 1,217,484.11 is: 1,680,135.90
Step by Step Solution
- Step 1: Write the proportion equation
2,184,292.42 : 3,014,337.58 = 1,217,484.11 : x - Step 2: Convert to fraction form
2,184,292.42/3,014,337.58 = 1,217,484.11/x - Step 3: Cross multiply
2,184,292.42x = 3,014,337.58 × 1,217,484.11 - Step 4: Simplify right side
2,184,292.42x = 3,669,908,110,317.99 - Step 5: Solve for x
x = 3,669,908,110,317.99/2,184,292.42 - Step 6: Final answer
x = 1,680,135.90
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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.