Finding the Fourth Proportional to 1,206,224.76, 1,664,619.06 and 654,963.68
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Solution
The fourth proportional to 1,206,224.76, 1,664,619.06 and 654,963.68 is: 903,865.57
Step by Step Solution
- Step 1: Write the proportion equation
1,206,224.76 : 1,664,619.06 = 654,963.68 : x - Step 2: Convert to fraction form
1,206,224.76/1,664,619.06 = 654,963.68/x - Step 3: Cross multiply
1,206,224.76x = 1,664,619.06 × 654,963.68 - Step 4: Simplify right side
1,206,224.76x = 1,090,265,025,335.74 - Step 5: Solve for x
x = 1,090,265,025,335.74/1,206,224.76 - Step 6: Final answer
x = 903,865.57
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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.