Finding the Fourth Proportional to 1,248,744, 1,723,271.88 and 675,784.08
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Solution
The fourth proportional to 1,248,744, 1,723,271.88 and 675,784.08 is: 932,584.82
Step by Step Solution
- Step 1: Write the proportion equation
1,248,744 : 1,723,271.88 = 675,784.08 : x - Step 2: Convert to fraction form
1,248,744/1,723,271.88 = 675,784.08/x - Step 3: Cross multiply
1,248,744x = 1,723,271.88 × 675,784.08 - Step 4: Simplify right side
1,248,744x = 1,164,559,702,015.67 - Step 5: Solve for x
x = 1,164,559,702,015.67/1,248,744 - Step 6: Final answer
x = 932,584.82
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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.