Finding the Fourth Proportional to 2,838,272.18, 4,257,970.01 and 1,041,171.35
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Solution
The fourth proportional to 2,838,272.18, 4,257,970.01 and 1,041,171.35 is: 1,561,963.09
Step by Step Solution
- Step 1: Write the proportion equation
2,838,272.18 : 4,257,970.01 = 1,041,171.35 : x - Step 2: Convert to fraction form
2,838,272.18/4,257,970.01 = 1,041,171.35/x - Step 3: Cross multiply
2,838,272.18x = 4,257,970.01 × 1,041,171.35 - Step 4: Simplify right side
2,838,272.18x = 4,433,276,378,365.36 - Step 5: Solve for x
x = 4,433,276,378,365.36/2,838,272.18 - Step 6: Final answer
x = 1,561,963.09
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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.