Finding the Fourth Proportional to 1,125,994.50, 1,553,883.35 and 673,285.50
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Solution
The fourth proportional to 1,125,994.50, 1,553,883.35 and 673,285.50 is: 929,140.53
Step by Step Solution
- Step 1: Write the proportion equation
1,125,994.50 : 1,553,883.35 = 673,285.50 : x - Step 2: Convert to fraction form
1,125,994.50/1,553,883.35 = 673,285.50/x - Step 3: Cross multiply
1,125,994.50x = 1,553,883.35 × 673,285.50 - Step 4: Simplify right side
1,125,994.50x = 1,046,207,124,880.00 - Step 5: Solve for x
x = 1,046,207,124,880.00/1,125,994.50 - Step 6: Final answer
x = 929,140.53
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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.