Finding the Fourth Proportional to 1,363,981.96, 1,882,303.22 and 791,363.08
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Solution
The fourth proportional to 1,363,981.96, 1,882,303.22 and 791,363.08 is: 1,092,085.76
Step by Step Solution
- Step 1: Write the proportion equation
1,363,981.96 : 1,882,303.22 = 791,363.08 : x - Step 2: Convert to fraction form
1,363,981.96/1,882,303.22 = 791,363.08/x - Step 3: Cross multiply
1,363,981.96x = 1,882,303.22 × 791,363.08 - Step 4: Simplify right side
1,363,981.96x = 1,489,585,273,673.12 - Step 5: Solve for x
x = 1,489,585,273,673.12/1,363,981.96 - Step 6: Final answer
x = 1,092,085.76
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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.