Finding the Fourth Proportional to 1,973,014.07, 2,723,214.41 and 1,157,479.74
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Solution
The fourth proportional to 1,973,014.07, 2,723,214.41 and 1,157,479.74 is: 1,597,588.97
Step by Step Solution
- Step 1: Write the proportion equation
1,973,014.07 : 2,723,214.41 = 1,157,479.74 : x - Step 2: Convert to fraction form
1,973,014.07/2,723,214.41 = 1,157,479.74/x - Step 3: Cross multiply
1,973,014.07x = 2,723,214.41 × 1,157,479.74 - Step 4: Simplify right side
1,973,014.07x = 3,152,065,507,251.05 - Step 5: Solve for x
x = 3,152,065,507,251.05/1,973,014.07 - Step 6: Final answer
x = 1,597,588.97
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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.