Finding the Fourth Proportional to 1,310,426.64, 1,808,089.58 and 737,257.68
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Solution
The fourth proportional to 1,310,426.64, 1,808,089.58 and 737,257.68 is: 1,017,247.27
Step by Step Solution
- Step 1: Write the proportion equation
1,310,426.64 : 1,808,089.58 = 737,257.68 : x - Step 2: Convert to fraction form
1,310,426.64/1,808,089.58 = 737,257.68/x - Step 3: Cross multiply
1,310,426.64x = 1,808,089.58 × 737,257.68 - Step 4: Simplify right side
1,310,426.64x = 1,333,027,925,296.69 - Step 5: Solve for x
x = 1,333,027,925,296.69/1,310,426.64 - Step 6: Final answer
x = 1,017,247.27
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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.