Finding the Fourth Proportional to 1,964,967.84, 2,947,451.50 and 545,023.91
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Solution
The fourth proportional to 1,964,967.84, 2,947,451.50 and 545,023.91 is: 817,535.79
Step by Step Solution
- Step 1: Write the proportion equation
1,964,967.84 : 2,947,451.50 = 545,023.91 : x - Step 2: Convert to fraction form
1,964,967.84/2,947,451.50 = 545,023.91/x - Step 3: Cross multiply
1,964,967.84x = 2,947,451.50 × 545,023.91 - Step 4: Simplify right side
1,964,967.84x = 1,606,431,541,065.37 - Step 5: Solve for x
x = 1,606,431,541,065.37/1,964,967.84 - Step 6: Final answer
x = 817,535.79
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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.