Finding the Fourth Proportional to 852,926.01, 1,272,861.14 and 761,947.08
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Solution
The fourth proportional to 852,926.01, 1,272,861.14 and 761,947.08 is: 1,137,089.05
Step by Step Solution
- Step 1: Write the proportion equation
852,926.01 : 1,272,861.14 = 761,947.08 : x - Step 2: Convert to fraction form
852,926.01/1,272,861.14 = 761,947.08/x - Step 3: Cross multiply
852,926.01x = 1,272,861.14 × 761,947.08 - Step 4: Simplify right side
852,926.01x = 969,852,828,868.47 - Step 5: Solve for x
x = 969,852,828,868.47/852,926.01 - Step 6: Final answer
x = 1,137,089.05
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.