Finding the Fourth Proportional to 3,125,539.76, 4,688,491.08 and 1,206,461.84
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Solution
The fourth proportional to 3,125,539.76, 4,688,491.08 and 1,206,461.84 is: 1,809,762.80
Step by Step Solution
- Step 1: Write the proportion equation
3,125,539.76 : 4,688,491.08 = 1,206,461.84 : x - Step 2: Convert to fraction form
3,125,539.76/4,688,491.08 = 1,206,461.84/x - Step 3: Cross multiply
3,125,539.76x = 4,688,491.08 × 1,206,461.84 - Step 4: Simplify right side
3,125,539.76x = 5,656,485,575,200.39 - Step 5: Solve for x
x = 5,656,485,575,200.39/3,125,539.76 - Step 6: Final answer
x = 1,809,762.80
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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.