Finding the Fourth Proportional to 3,812,970.02, 5,720,423.10 and 1,765,106.96
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Solution
The fourth proportional to 3,812,970.02, 5,720,423.10 and 1,765,106.96 is: 2,648,108.58
Step by Step Solution
- Step 1: Write the proportion equation
3,812,970.02 : 5,720,423.10 = 1,765,106.96 : x - Step 2: Convert to fraction form
3,812,970.02/5,720,423.10 = 1,765,106.96/x - Step 3: Cross multiply
3,812,970.02x = 5,720,423.10 × 1,765,106.96 - Step 4: Simplify right side
3,812,970.02x = 10,097,158,599,352.66 - Step 5: Solve for x
x = 10,097,158,599,352.66/3,812,970.02 - Step 6: Final answer
x = 2,648,108.58
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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.