Finding the Fourth Proportional to 2,660,301.39, 3,992,041.85 and 977,574.99
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Solution
The fourth proportional to 2,660,301.39, 3,992,041.85 and 977,574.99 is: 1,466,946.67
Step by Step Solution
- Step 1: Write the proportion equation
2,660,301.39 : 3,992,041.85 = 977,574.99 : x - Step 2: Convert to fraction form
2,660,301.39/3,992,041.85 = 977,574.99/x - Step 3: Cross multiply
2,660,301.39x = 3,992,041.85 × 977,574.99 - Step 4: Simplify right side
2,660,301.39x = 3,902,520,266,705.46 - Step 5: Solve for x
x = 3,902,520,266,705.46/2,660,301.39 - Step 6: Final answer
x = 1,466,946.67
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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.