Finding the Fourth Proportional to 7,050,777.84, 10,576,166.80 and 1,731,993.84
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Solution
The fourth proportional to 7,050,777.84, 10,576,166.80 and 1,731,993.84 is: 2,597,990.77
Step by Step Solution
- Step 1: Write the proportion equation
7,050,777.84 : 10,576,166.80 = 1,731,993.84 : x - Step 2: Convert to fraction form
7,050,777.84/10,576,166.80 = 1,731,993.84/x - Step 3: Cross multiply
7,050,777.84x = 10,576,166.80 × 1,731,993.84 - Step 4: Simplify right side
7,050,777.84x = 18,317,855,748,412.52 - Step 5: Solve for x
x = 18,317,855,748,412.52/7,050,777.84 - Step 6: Final answer
x = 2,597,990.77
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1.5x scale
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.