Finding the Fourth Proportional to 3,249,070.66, 4,484,471.07 and 2,161,388.08
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Solution
The fourth proportional to 3,249,070.66, 4,484,471.07 and 2,161,388.08 is: 2,983,216.84
Step by Step Solution
- Step 1: Write the proportion equation
3,249,070.66 : 4,484,471.07 = 2,161,388.08 : x - Step 2: Convert to fraction form
3,249,070.66/4,484,471.07 = 2,161,388.08/x - Step 3: Cross multiply
3,249,070.66x = 4,484,471.07 × 2,161,388.08 - Step 4: Simplify right side
3,249,070.66x = 9,692,682,315,802.85 - Step 5: Solve for x
x = 9,692,682,315,802.85/3,249,070.66 - Step 6: Final answer
x = 2,983,216.84
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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.