Finding the Fourth Proportional to 1,933,925.68, 2,668,798.20 and 1,074,467.49
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Solution
The fourth proportional to 1,933,925.68, 2,668,798.20 and 1,074,467.49 is: 1,482,754.45
Step by Step Solution
- Step 1: Write the proportion equation
1,933,925.68 : 2,668,798.20 = 1,074,467.49 : x - Step 2: Convert to fraction form
1,933,925.68/2,668,798.20 = 1,074,467.49/x - Step 3: Cross multiply
1,933,925.68x = 2,668,798.20 × 1,074,467.49 - Step 4: Simplify right side
1,933,925.68x = 2,867,536,903,270.52 - Step 5: Solve for x
x = 2,867,536,903,270.52/1,933,925.68 - Step 6: Final answer
x = 1,482,754.45
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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.