Finding the Fourth Proportional to 1,057,698.87, 1,459,634.95 and 574,267.98
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Solution
The fourth proportional to 1,057,698.87, 1,459,634.95 and 574,267.98 is: 792,495.52
Step by Step Solution
- Step 1: Write the proportion equation
1,057,698.87 : 1,459,634.95 = 574,267.98 : x - Step 2: Convert to fraction form
1,057,698.87/1,459,634.95 = 574,267.98/x - Step 3: Cross multiply
1,057,698.87x = 1,459,634.95 × 574,267.98 - Step 4: Simplify right side
1,057,698.87x = 838,221,614,273.90 - Step 5: Solve for x
x = 838,221,614,273.90/1,057,698.87 - Step 6: Final answer
x = 792,495.52
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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.