Finding the Fourth Proportional to 3,742,363.18, 5,614,237.32 and 1,184,221.18
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Solution
The fourth proportional to 3,742,363.18, 5,614,237.32 and 1,184,221.18 is: 1,776,550.92
Step by Step Solution
- Step 1: Write the proportion equation
3,742,363.18 : 5,614,237.32 = 1,184,221.18 : x - Step 2: Convert to fraction form
3,742,363.18/5,614,237.32 = 1,184,221.18/x - Step 3: Cross multiply
3,742,363.18x = 5,614,237.32 × 1,184,221.18 - Step 4: Simplify right side
3,742,363.18x = 6,648,498,743,890.44 - Step 5: Solve for x
x = 6,648,498,743,890.44/3,742,363.18 - Step 6: Final answer
x = 1,776,550.92
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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.