Finding the Fourth Proportional to 1,313,270.88, 1,970,257.32 and 471,829.92
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Solution
The fourth proportional to 1,313,270.88, 1,970,257.32 and 471,829.92 is: 707,870.99
Step by Step Solution
- Step 1: Write the proportion equation
1,313,270.88 : 1,970,257.32 = 471,829.92 : x - Step 2: Convert to fraction form
1,313,270.88/1,970,257.32 = 471,829.92/x - Step 3: Cross multiply
1,313,270.88x = 1,970,257.32 × 471,829.92 - Step 4: Simplify right side
1,313,270.88x = 929,626,353,675.01 - Step 5: Solve for x
x = 929,626,353,675.01/1,313,270.88 - Step 6: Final answer
x = 707,870.99
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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.