Finding the Fourth Proportional to 4,240,356.60, 6,358,117.86 and 2,894,148.84
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Solution
The fourth proportional to 4,240,356.60, 6,358,117.86 and 2,894,148.84 is: 4,339,573.57
Step by Step Solution
- Step 1: Write the proportion equation
4,240,356.60 : 6,358,117.86 = 2,894,148.84 : x - Step 2: Convert to fraction form
4,240,356.60/6,358,117.86 = 2,894,148.84/x - Step 3: Cross multiply
4,240,356.60x = 6,358,117.86 × 2,894,148.84 - Step 4: Simplify right side
4,240,356.60x = 18,401,339,429,102.28 - Step 5: Solve for x
x = 18,401,339,429,102.28/4,240,356.60 - Step 6: Final answer
x = 4,339,573.57
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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.