Finding the Fourth Proportional to 4,646,346.40, 6,967,947.66 and 1,767,029.14
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Solution
The fourth proportional to 4,646,346.40, 6,967,947.66 and 1,767,029.14 is: 2,649,945.89
Step by Step Solution
- Step 1: Write the proportion equation
4,646,346.40 : 6,967,947.66 = 1,767,029.14 : x - Step 2: Convert to fraction form
4,646,346.40/6,967,947.66 = 1,767,029.14/x - Step 3: Cross multiply
4,646,346.40x = 6,967,947.66 × 1,767,029.14 - Step 4: Simplify right side
4,646,346.40x = 12,312,566,561,214.81 - Step 5: Solve for x
x = 12,312,566,561,214.81/4,646,346.40 - Step 6: Final answer
x = 2,649,945.89
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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.