Finding the Fourth Proportional to 1,355,735.76, 2,031,125.04 and 634,754.76
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Solution
The fourth proportional to 1,355,735.76, 2,031,125.04 and 634,754.76 is: 950,971.66
Step by Step Solution
- Step 1: Write the proportion equation
1,355,735.76 : 2,031,125.04 = 634,754.76 : x - Step 2: Convert to fraction form
1,355,735.76/2,031,125.04 = 634,754.76/x - Step 3: Cross multiply
1,355,735.76x = 2,031,125.04 × 634,754.76 - Step 4: Simplify right side
1,355,735.76x = 1,289,266,287,295.19 - Step 5: Solve for x
x = 1,289,266,287,295.19/1,355,735.76 - Step 6: Final answer
x = 950,971.66
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.