Finding the Fourth Proportional to 4,118,811.05, 5,683,959.16 and 2,283,264.68
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Solution
The fourth proportional to 4,118,811.05, 5,683,959.16 and 2,283,264.68 is: 3,150,905.20
Step by Step Solution
- Step 1: Write the proportion equation
4,118,811.05 : 5,683,959.16 = 2,283,264.68 : x - Step 2: Convert to fraction form
4,118,811.05/5,683,959.16 = 2,283,264.68/x - Step 3: Cross multiply
4,118,811.05x = 5,683,959.16 × 2,283,264.68 - Step 4: Simplify right side
4,118,811.05x = 12,977,983,158,462.51 - Step 5: Solve for x
x = 12,977,983,158,462.51/4,118,811.05 - Step 6: Final answer
x = 3,150,905.20
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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.