Finding the Fourth Proportional to 1,865,652.94, 2,798,318.22 and 1,135,987.12
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Solution
The fourth proportional to 1,865,652.94, 2,798,318.22 and 1,135,987.12 is: 1,703,882.53
Step by Step Solution
- Step 1: Write the proportion equation
1,865,652.94 : 2,798,318.22 = 1,135,987.12 : x - Step 2: Convert to fraction form
1,865,652.94/2,798,318.22 = 1,135,987.12/x - Step 3: Cross multiply
1,865,652.94x = 2,798,318.22 × 1,135,987.12 - Step 4: Simplify right side
1,865,652.94x = 3,178,853,455,581.33 - Step 5: Solve for x
x = 3,178,853,455,581.33/1,865,652.94 - Step 6: Final answer
x = 1,703,882.53
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.