Finding the Fourth Proportional to 1,215,501, 1,823,252.87 and 316,941.99
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Solution
The fourth proportional to 1,215,501, 1,823,252.87 and 316,941.99 is: 475,413.34
Step by Step Solution
- Step 1: Write the proportion equation
1,215,501 : 1,823,252.87 = 316,941.99 : x - Step 2: Convert to fraction form
1,215,501/1,823,252.87 = 316,941.99/x - Step 3: Cross multiply
1,215,501x = 1,823,252.87 × 316,941.99 - Step 4: Simplify right side
1,215,501x = 577,865,392,891.01 - Step 5: Solve for x
x = 577,865,392,891.01/1,215,501 - Step 6: Final answer
x = 475,413.34
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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.