Finding the Fourth Proportional to 891,787.95, 1,337,112.96 and 587,831.19
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Solution
The fourth proportional to 891,787.95, 1,337,112.96 and 587,831.19 is: 881,371.75
Step by Step Solution
- Step 1: Write the proportion equation
891,787.95 : 1,337,112.96 = 587,831.19 : x - Step 2: Convert to fraction form
891,787.95/1,337,112.96 = 587,831.19/x - Step 3: Cross multiply
891,787.95x = 1,337,112.96 × 587,831.19 - Step 4: Simplify right side
891,787.95x = 785,996,702,441.22 - Step 5: Solve for x
x = 785,996,702,441.22/891,787.95 - Step 6: Final answer
x = 881,371.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.