Finding the Fourth Proportional to 3,776,484.33, 5,664,721.34 and 1,753,622.09
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Solution
The fourth proportional to 3,776,484.33, 5,664,721.34 and 1,753,622.09 is: 2,630,430.74
Step by Step Solution
- Step 1: Write the proportion equation
3,776,484.33 : 5,664,721.34 = 1,753,622.09 : x - Step 2: Convert to fraction form
3,776,484.33/5,664,721.34 = 1,753,622.09/x - Step 3: Cross multiply
3,776,484.33x = 5,664,721.34 × 1,753,622.09 - Step 4: Simplify right side
3,776,484.33x = 9,933,780,475,518.40 - Step 5: Solve for x
x = 9,933,780,475,518.40/3,776,484.33 - Step 6: Final answer
x = 2,630,430.74
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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.