Finding the Fourth Proportional to 1,294,386.42, 1,786,204.50 and 750,545.13
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Solution
The fourth proportional to 1,294,386.42, 1,786,204.50 and 750,545.13 is: 1,035,724.01
Step by Step Solution
- Step 1: Write the proportion equation
1,294,386.42 : 1,786,204.50 = 750,545.13 : x - Step 2: Convert to fraction form
1,294,386.42/1,786,204.50 = 750,545.13/x - Step 3: Cross multiply
1,294,386.42x = 1,786,204.50 × 750,545.13 - Step 4: Simplify right side
1,294,386.42x = 1,340,627,088,659.09 - Step 5: Solve for x
x = 1,340,627,088,659.09/1,294,386.42 - Step 6: Final answer
x = 1,035,724.01
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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.