Finding the Fourth Proportional to 6,242,562.10, 9,364,102.35 and 1,982,610.10
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Solution
The fourth proportional to 6,242,562.10, 9,364,102.35 and 1,982,610.10 is: 2,973,997.47
Step by Step Solution
- Step 1: Write the proportion equation
6,242,562.10 : 9,364,102.35 = 1,982,610.10 : x - Step 2: Convert to fraction form
6,242,562.10/9,364,102.35 = 1,982,610.10/x - Step 3: Cross multiply
6,242,562.10x = 9,364,102.35 × 1,982,610.10 - Step 4: Simplify right side
6,242,562.10x = 18,565,363,896,543.73 - Step 5: Solve for x
x = 18,565,363,896,543.73/6,242,562.10 - Step 6: Final answer
x = 2,973,997.47
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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.