Finding the Fourth Proportional to 3,045,708.30, 4,203,525.06 and 1,756,296.84
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Solution
The fourth proportional to 3,045,708.30, 4,203,525.06 and 1,756,296.84 is: 2,423,947.75
Step by Step Solution
- Step 1: Write the proportion equation
3,045,708.30 : 4,203,525.06 = 1,756,296.84 : x - Step 2: Convert to fraction form
3,045,708.30/4,203,525.06 = 1,756,296.84/x - Step 3: Cross multiply
3,045,708.30x = 4,203,525.06 × 1,756,296.84 - Step 4: Simplify right side
3,045,708.30x = 7,382,637,779,738.81 - Step 5: Solve for x
x = 7,382,637,779,738.81/3,045,708.30 - Step 6: Final answer
x = 2,423,947.75
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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.