Finding the Fourth Proportional to 1,593,656.28, 2,199,245.70 and 878,264.28
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Solution
The fourth proportional to 1,593,656.28, 2,199,245.70 and 878,264.28 is: 1,212,004.72
Step by Step Solution
- Step 1: Write the proportion equation
1,593,656.28 : 2,199,245.70 = 878,264.28 : x - Step 2: Convert to fraction form
1,593,656.28/2,199,245.70 = 878,264.28/x - Step 3: Cross multiply
1,593,656.28x = 2,199,245.70 × 878,264.28 - Step 4: Simplify right side
1,593,656.28x = 1,931,518,941,253.60 - Step 5: Solve for x
x = 1,931,518,941,253.60/1,593,656.28 - Step 6: Final answer
x = 1,212,004.72
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.