Finding the Fourth Proportional to 4,031,243.84, 5,563,116 and 2,220,407.84
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Solution
The fourth proportional to 4,031,243.84, 5,563,116 and 2,220,407.84 is: 3,064,162.54
Step by Step Solution
- Step 1: Write the proportion equation
4,031,243.84 : 5,563,116 = 2,220,407.84 : x - Step 2: Convert to fraction form
4,031,243.84/5,563,116 = 2,220,407.84/x - Step 3: Cross multiply
4,031,243.84x = 5,563,116 × 2,220,407.84 - Step 4: Simplify right side
4,031,243.84x = 12,352,386,381,229.44 - Step 5: Solve for x
x = 12,352,386,381,229.44/4,031,243.84 - Step 6: Final answer
x = 3,064,162.54
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1.5x scale
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.