Finding the Fourth Proportional to 1,630,669.68, 2,249,961.84 and 986,076.36
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Solution
The fourth proportional to 1,630,669.68, 2,249,961.84 and 986,076.36 is: 1,360,566.28
Step by Step Solution
- Step 1: Write the proportion equation
1,630,669.68 : 2,249,961.84 = 986,076.36 : x - Step 2: Convert to fraction form
1,630,669.68/2,249,961.84 = 986,076.36/x - Step 3: Cross multiply
1,630,669.68x = 2,249,961.84 × 986,076.36 - Step 4: Simplify right side
1,630,669.68x = 2,218,634,181,326.10 - Step 5: Solve for x
x = 2,218,634,181,326.10/1,630,669.68 - Step 6: Final answer
x = 1,360,566.28
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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.