Finding the Fourth Proportional to 4,487,587.74, 6,193,358.58 and 2,768,664.06
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Solution
The fourth proportional to 4,487,587.74, 6,193,358.58 and 2,768,664.06 is: 3,821,057.17
Step by Step Solution
- Step 1: Write the proportion equation
4,487,587.74 : 6,193,358.58 = 2,768,664.06 : x - Step 2: Convert to fraction form
4,487,587.74/6,193,358.58 = 2,768,664.06/x - Step 3: Cross multiply
4,487,587.74x = 6,193,358.58 × 2,768,664.06 - Step 4: Simplify right side
4,487,587.74x = 17,147,329,311,138.63 - Step 5: Solve for x
x = 17,147,329,311,138.63/4,487,587.74 - Step 6: Final answer
x = 3,821,057.17
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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.