Finding the Fourth Proportional to 1,029,911.84, 1,545,294 and 556,039.84
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Solution
The fourth proportional to 1,029,911.84, 1,545,294 and 556,039.84 is: 834,289.88
Step by Step Solution
- Step 1: Write the proportion equation
1,029,911.84 : 1,545,294 = 556,039.84 : x - Step 2: Convert to fraction form
1,029,911.84/1,545,294 = 556,039.84/x - Step 3: Cross multiply
1,029,911.84x = 1,545,294 × 556,039.84 - Step 4: Simplify right side
1,029,911.84x = 859,245,028,512.96 - Step 5: Solve for x
x = 859,245,028,512.96/1,029,911.84 - Step 6: Final answer
x = 834,289.88
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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.