Finding the Fourth Proportional to 6,075,601.20, 9,102,904.20 and 5,130,817.20
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Solution
The fourth proportional to 6,075,601.20, 9,102,904.20 and 5,130,817.20 is: 7,687,360.63
Step by Step Solution
- Step 1: Write the proportion equation
6,075,601.20 : 9,102,904.20 = 5,130,817.20 : x - Step 2: Convert to fraction form
6,075,601.20/9,102,904.20 = 5,130,817.20/x - Step 3: Cross multiply
6,075,601.20x = 9,102,904.20 × 5,130,817.20 - Step 4: Simplify right side
6,075,601.20x = 46,705,337,439,312.23 - Step 5: Solve for x
x = 46,705,337,439,312.23/6,075,601.20 - Step 6: Final answer
x = 7,687,360.63
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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.