Finding the Fourth Proportional to 1,806,587.68, 2,486,833.50 and 1,561,460.62
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Solution
The fourth proportional to 1,806,587.68, 2,486,833.50 and 1,561,460.62 is: 2,149,407.21
Step by Step Solution
- Step 1: Write the proportion equation
1,806,587.68 : 2,486,833.50 = 1,561,460.62 : x - Step 2: Convert to fraction form
1,806,587.68/2,486,833.50 = 1,561,460.62/x - Step 3: Cross multiply
1,806,587.68x = 2,486,833.50 × 1,561,460.62 - Step 4: Simplify right side
1,806,587.68x = 3,883,092,578,746.77 - Step 5: Solve for x
x = 3,883,092,578,746.77/1,806,587.68 - Step 6: Final answer
x = 2,149,407.21
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.