Finding the Fourth Proportional to 2,059,641.06, 2,842,473.05 and 1,142,157.98
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Solution
The fourth proportional to 2,059,641.06, 2,842,473.05 and 1,142,157.98 is: 1,576,271.38
Step by Step Solution
- Step 1: Write the proportion equation
2,059,641.06 : 2,842,473.05 = 1,142,157.98 : x - Step 2: Convert to fraction form
2,059,641.06/2,842,473.05 = 1,142,157.98/x - Step 3: Cross multiply
2,059,641.06x = 2,842,473.05 × 1,142,157.98 - Step 4: Simplify right side
2,059,641.06x = 3,246,553,257,069.28 - Step 5: Solve for x
x = 3,246,553,257,069.28/2,059,641.06 - Step 6: Final answer
x = 1,576,271.38
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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.