Finding the Fourth Proportional to 1,072,894.14, 1,607,215.74 and 735,104.70
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Solution
The fourth proportional to 1,072,894.14, 1,607,215.74 and 735,104.70 is: 1,101,200.76
Step by Step Solution
- Step 1: Write the proportion equation
1,072,894.14 : 1,607,215.74 = 735,104.70 : x - Step 2: Convert to fraction form
1,072,894.14/1,607,215.74 = 735,104.70/x - Step 3: Cross multiply
1,072,894.14x = 1,607,215.74 × 735,104.70 - Step 4: Simplify right side
1,072,894.14x = 1,181,471,844,387.98 - Step 5: Solve for x
x = 1,181,471,844,387.98/1,072,894.14 - Step 6: Final answer
x = 1,101,200.76
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.