Finding the Fourth Proportional to 4,944,079.71, 7,416,165.74 and 1,749,747.51
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Solution
The fourth proportional to 4,944,079.71, 7,416,165.74 and 1,749,747.51 is: 2,624,637.60
Step by Step Solution
- Step 1: Write the proportion equation
4,944,079.71 : 7,416,165.74 = 1,749,747.51 : x - Step 2: Convert to fraction form
4,944,079.71/7,416,165.74 = 1,749,747.51/x - Step 3: Cross multiply
4,944,079.71x = 7,416,165.74 × 1,749,747.51 - Step 4: Simplify right side
4,944,079.71x = 12,976,417,528,563.57 - Step 5: Solve for x
x = 12,976,417,528,563.57/4,944,079.71 - Step 6: Final answer
x = 2,624,637.60
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1.5x scale
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.