Finding the Fourth Proportional to 1,248,722.79, 1,723,237.34 and 675,762.99
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Solution
The fourth proportional to 1,248,722.79, 1,723,237.34 and 675,762.99 is: 932,552.86
Step by Step Solution
- Step 1: Write the proportion equation
1,248,722.79 : 1,723,237.34 = 675,762.99 : x - Step 2: Convert to fraction form
1,248,722.79/1,723,237.34 = 675,762.99/x - Step 3: Cross multiply
1,248,722.79x = 1,723,237.34 × 675,762.99 - Step 4: Simplify right side
1,248,722.79x = 1,164,500,013,979.23 - Step 5: Solve for x
x = 1,164,500,013,979.23/1,248,722.79 - Step 6: Final answer
x = 932,552.86
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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.