Finding the Fourth Proportional to 4,708,014.40, 7,062,943.20 and 2,012,334.40
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Solution
The fourth proportional to 4,708,014.40, 7,062,943.20 and 2,012,334.40 is: 3,018,895.52
Step by Step Solution
- Step 1: Write the proportion equation
4,708,014.40 : 7,062,943.20 = 2,012,334.40 : x - Step 2: Convert to fraction form
4,708,014.40/7,062,943.20 = 2,012,334.40/x - Step 3: Cross multiply
4,708,014.40x = 7,062,943.20 × 2,012,334.40 - Step 4: Simplify right side
4,708,014.40x = 14,213,003,566,606.08 - Step 5: Solve for x
x = 14,213,003,566,606.08/4,708,014.40 - Step 6: Final answer
x = 3,018,895.52
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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.