Finding the Fourth Proportional to 1,917,793.68, 2,646,552.60 and 1,058,353.80
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Solution
The fourth proportional to 1,917,793.68, 2,646,552.60 and 1,058,353.80 is: 1,460,526.77
Step by Step Solution
- Step 1: Write the proportion equation
1,917,793.68 : 2,646,552.60 = 1,058,353.80 : x - Step 2: Convert to fraction form
1,917,793.68/2,646,552.60 = 1,058,353.80/x - Step 3: Cross multiply
1,917,793.68x = 2,646,552.60 × 1,058,353.80 - Step 4: Simplify right side
1,917,793.68x = 2,800,989,001,109.88 - Step 5: Solve for x
x = 2,800,989,001,109.88/1,917,793.68 - Step 6: Final answer
x = 1,460,526.77
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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.