Finding the Fourth Proportional to 1,247,887.08, 1,871,877.53 and 349,305.75
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Solution
The fourth proportional to 1,247,887.08, 1,871,877.53 and 349,305.75 is: 523,971.76
Step by Step Solution
- Step 1: Write the proportion equation
1,247,887.08 : 1,871,877.53 = 349,305.75 : x - Step 2: Convert to fraction form
1,247,887.08/1,871,877.53 = 349,305.75/x - Step 3: Cross multiply
1,247,887.08x = 1,871,877.53 × 349,305.75 - Step 4: Simplify right side
1,247,887.08x = 653,857,585,398.06 - Step 5: Solve for x
x = 653,857,585,398.06/1,247,887.08 - Step 6: Final answer
x = 523,971.76
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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.