Finding the Fourth Proportional to 1,747,639.48, 2,621,552.64 and 549,655.21
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Solution
The fourth proportional to 1,747,639.48, 2,621,552.64 and 549,655.21 is: 824,512.20
Step by Step Solution
- Step 1: Write the proportion equation
1,747,639.48 : 2,621,552.64 = 549,655.21 : x - Step 2: Convert to fraction form
1,747,639.48/2,621,552.64 = 549,655.21/x - Step 3: Cross multiply
1,747,639.48x = 2,621,552.64 × 549,655.21 - Step 4: Simplify right side
1,747,639.48x = 1,440,950,064,116.98 - Step 5: Solve for x
x = 1,440,950,064,116.98/1,747,639.48 - Step 6: Final answer
x = 824,512.20
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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.