Finding the Fourth Proportional to 5,119,773.24, 7,064,681.56 and 2,827,797.24
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Solution
The fourth proportional to 5,119,773.24, 7,064,681.56 and 2,827,797.24 is: 3,902,025.75
Step by Step Solution
- Step 1: Write the proportion equation
5,119,773.24 : 7,064,681.56 = 2,827,797.24 : x - Step 2: Convert to fraction form
5,119,773.24/7,064,681.56 = 2,827,797.24/x - Step 3: Cross multiply
5,119,773.24x = 7,064,681.56 × 2,827,797.24 - Step 4: Simplify right side
5,119,773.24x = 19,977,487,016,846.89 - Step 5: Solve for x
x = 19,977,487,016,846.89/5,119,773.24 - Step 6: Final answer
x = 3,902,025.75
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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.