Finding the Fourth Proportional to 961,383.99, 1,440,814.55 and 707,475.99
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Solution
The fourth proportional to 961,383.99, 1,440,814.55 and 707,475.99 is: 1,060,285.70
Step by Step Solution
- Step 1: Write the proportion equation
961,383.99 : 1,440,814.55 = 707,475.99 : x - Step 2: Convert to fraction form
961,383.99/1,440,814.55 = 707,475.99/x - Step 3: Cross multiply
961,383.99x = 1,440,814.55 × 707,475.99 - Step 4: Simplify right side
961,383.99x = 1,019,341,696,630.27 - Step 5: Solve for x
x = 1,019,341,696,630.27/961,383.99 - Step 6: Final answer
x = 1,060,285.70
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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.