Finding the Fourth Proportional to 4,884,173.13, 6,740,562.42 and 2,709,417.45
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Solution
The fourth proportional to 4,884,173.13, 6,740,562.42 and 2,709,417.45 is: 3,739,219.92
Step by Step Solution
- Step 1: Write the proportion equation
4,884,173.13 : 6,740,562.42 = 2,709,417.45 : x - Step 2: Convert to fraction form
4,884,173.13/6,740,562.42 = 2,709,417.45/x - Step 3: Cross multiply
4,884,173.13x = 6,740,562.42 × 2,709,417.45 - Step 4: Simplify right side
4,884,173.13x = 18,262,997,443,562.23 - Step 5: Solve for x
x = 18,262,997,443,562.23/4,884,173.13 - Step 6: Final answer
x = 3,739,219.92
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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.