Finding the Fourth Proportional to 1,685,862.24, 2,327,335.92 and 1,303,023.84
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Solution
The fourth proportional to 1,685,862.24, 2,327,335.92 and 1,303,023.84 is: 1,798,826.81
Step by Step Solution
- Step 1: Write the proportion equation
1,685,862.24 : 2,327,335.92 = 1,303,023.84 : x - Step 2: Convert to fraction form
1,685,862.24/2,327,335.92 = 1,303,023.84/x - Step 3: Cross multiply
1,685,862.24x = 2,327,335.92 × 1,303,023.84 - Step 4: Simplify right side
1,685,862.24x = 3,032,574,187,448.33 - Step 5: Solve for x
x = 3,032,574,187,448.33/1,685,862.24 - Step 6: Final answer
x = 1,798,826.81
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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.