Finding the Fourth Proportional to 961,384.74, 1,440,815.67 and 707,476.74
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Solution
The fourth proportional to 961,384.74, 1,440,815.67 and 707,476.74 is: 1,060,286.82
Step by Step Solution
- Step 1: Write the proportion equation
961,384.74 : 1,440,815.67 = 707,476.74 : x - Step 2: Convert to fraction form
961,384.74/1,440,815.67 = 707,476.74/x - Step 3: Cross multiply
961,384.74x = 1,440,815.67 × 707,476.74 - Step 4: Simplify right side
961,384.74x = 1,019,343,573,152.52 - Step 5: Solve for x
x = 1,019,343,573,152.52/961,384.74 - Step 6: Final answer
x = 1,060,286.82
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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.