Finding the Fourth Proportional to 1,403,810.63, 1,937,258.76 and 759,230.65
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Solution
The fourth proportional to 1,403,810.63, 1,937,258.76 and 759,230.65 is: 1,047,738.35
Step by Step Solution
- Step 1: Write the proportion equation
1,403,810.63 : 1,937,258.76 = 759,230.65 : x - Step 2: Convert to fraction form
1,403,810.63/1,937,258.76 = 759,230.65/x - Step 3: Cross multiply
1,403,810.63x = 1,937,258.76 × 759,230.65 - Step 4: Simplify right side
1,403,810.63x = 1,470,826,228,571.01 - Step 5: Solve for x
x = 1,470,826,228,571.01/1,403,810.63 - Step 6: Final answer
x = 1,047,738.35
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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.