Finding the Fourth Proportional to 2,487,029.40, 3,730,544.10 and 1,224,595.80
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Solution
The fourth proportional to 2,487,029.40, 3,730,544.10 and 1,224,595.80 is: 1,836,893.70
Step by Step Solution
- Step 1: Write the proportion equation
2,487,029.40 : 3,730,544.10 = 1,224,595.80 : x - Step 2: Convert to fraction form
2,487,029.40/3,730,544.10 = 1,224,595.80/x - Step 3: Cross multiply
2,487,029.40x = 3,730,544.10 × 1,224,595.80 - Step 4: Simplify right side
2,487,029.40x = 4,568,408,636,574.78 - Step 5: Solve for x
x = 4,568,408,636,574.78/2,487,029.40 - Step 6: Final answer
x = 1,836,893.70
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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.