Finding the Fourth Proportional to 1,660,089.96, 2,290,899.78 and 934,939.08
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Solution
The fourth proportional to 1,660,089.96, 2,290,899.78 and 934,939.08 is: 1,290,202.21
Step by Step Solution
- Step 1: Write the proportion equation
1,660,089.96 : 2,290,899.78 = 934,939.08 : x - Step 2: Convert to fraction form
1,660,089.96/2,290,899.78 = 934,939.08/x - Step 3: Cross multiply
1,660,089.96x = 2,290,899.78 × 934,939.08 - Step 4: Simplify right side
1,660,089.96x = 2,141,851,732,685.40 - Step 5: Solve for x
x = 2,141,851,732,685.40/1,660,089.96 - Step 6: Final answer
x = 1,290,202.21
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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.