Finding the Fourth Proportional to 1,945,339.84, 2,918,403.42 and 683,265.88
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Solution
The fourth proportional to 1,945,339.84, 2,918,403.42 and 683,265.88 is: 1,025,037.09
Step by Step Solution
- Step 1: Write the proportion equation
1,945,339.84 : 2,918,403.42 = 683,265.88 : x - Step 2: Convert to fraction form
1,945,339.84/2,918,403.42 = 683,265.88/x - Step 3: Cross multiply
1,945,339.84x = 2,918,403.42 × 683,265.88 - Step 4: Simplify right side
1,945,339.84x = 1,994,045,480,961.31 - Step 5: Solve for x
x = 1,994,045,480,961.31/1,945,339.84 - Step 6: Final answer
x = 1,025,037.09
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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.