Finding the Fourth Proportional to 1,375,852.10, 1,898,681.86 and 764,002.99
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Solution
The fourth proportional to 1,375,852.10, 1,898,681.86 and 764,002.99 is: 1,054,327.44
Step by Step Solution
- Step 1: Write the proportion equation
1,375,852.10 : 1,898,681.86 = 764,002.99 : x - Step 2: Convert to fraction form
1,375,852.10/1,898,681.86 = 764,002.99/x - Step 3: Cross multiply
1,375,852.10x = 1,898,681.86 × 764,002.99 - Step 4: Simplify right side
1,375,852.10x = 1,450,598,618,098.76 - Step 5: Solve for x
x = 1,450,598,618,098.76/1,375,852.10 - Step 6: Final answer
x = 1,054,327.44
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.