Finding the Fourth Proportional to 1,138,470.70, 1,709,674.35 and 607,029.70
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Solution
The fourth proportional to 1,138,470.70, 1,709,674.35 and 607,029.70 is: 911,594.04
Step by Step Solution
- Step 1: Write the proportion equation
1,138,470.70 : 1,709,674.35 = 607,029.70 : x - Step 2: Convert to fraction form
1,138,470.70/1,709,674.35 = 607,029.70/x - Step 3: Cross multiply
1,138,470.70x = 1,709,674.35 × 607,029.70 - Step 4: Simplify right side
1,138,470.70x = 1,037,823,107,778.20 - Step 5: Solve for x
x = 1,037,823,107,778.20/1,138,470.70 - Step 6: Final answer
x = 911,594.04
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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.