Finding the Fourth Proportional to 1,050,885.84, 1,450,865.36 and 683,711.76
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Solution
The fourth proportional to 1,050,885.84, 1,450,865.36 and 683,711.76 is: 943,940.50
Step by Step Solution
- Step 1: Write the proportion equation
1,050,885.84 : 1,450,865.36 = 683,711.76 : x - Step 2: Convert to fraction form
1,050,885.84/1,450,865.36 = 683,711.76/x - Step 3: Cross multiply
1,050,885.84x = 1,450,865.36 × 683,711.76 - Step 4: Simplify right side
1,050,885.84x = 991,973,705,390.08 - Step 5: Solve for x
x = 991,973,705,390.08/1,050,885.84 - Step 6: Final answer
x = 943,940.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.