Finding the Fourth Proportional to 1,414,725.24, 2,122,109.88 and 787,624.92
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Solution
The fourth proportional to 1,414,725.24, 2,122,109.88 and 787,624.92 is: 1,181,449.64
Step by Step Solution
- Step 1: Write the proportion equation
1,414,725.24 : 2,122,109.88 = 787,624.92 : x - Step 2: Convert to fraction form
1,414,725.24/2,122,109.88 = 787,624.92/x - Step 3: Cross multiply
1,414,725.24x = 2,122,109.88 × 787,624.92 - Step 4: Simplify right side
1,414,725.24x = 1,671,426,624,466.21 - Step 5: Solve for x
x = 1,671,426,624,466.21/1,414,725.24 - Step 6: Final answer
x = 1,181,449.64
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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.