Finding the Fourth Proportional to 3,688,762.55, 5,533,512.71 and 1,129,947.84
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Solution
The fourth proportional to 3,688,762.55, 5,533,512.71 and 1,129,947.84 is: 1,695,034.76
Step by Step Solution
- Step 1: Write the proportion equation
3,688,762.55 : 5,533,512.71 = 1,129,947.84 : x - Step 2: Convert to fraction form
3,688,762.55/5,533,512.71 = 1,129,947.84/x - Step 3: Cross multiply
3,688,762.55x = 5,533,512.71 × 1,129,947.84 - Step 4: Simplify right side
3,688,762.55x = 6,252,580,728,627.31 - Step 5: Solve for x
x = 6,252,580,728,627.31/3,688,762.55 - Step 6: Final answer
x = 1,695,034.76
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.