Finding the Fourth Proportional to 1,186,995.06, 1,781,658.99 and 870,550.74
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Solution
The fourth proportional to 1,186,995.06, 1,781,658.99 and 870,550.74 is: 1,306,681.56
Step by Step Solution
- Step 1: Write the proportion equation
1,186,995.06 : 1,781,658.99 = 870,550.74 : x - Step 2: Convert to fraction form
1,186,995.06/1,781,658.99 = 870,550.74/x - Step 3: Cross multiply
1,186,995.06x = 1,781,658.99 × 870,550.74 - Step 4: Simplify right side
1,186,995.06x = 1,551,024,552,172.15 - Step 5: Solve for x
x = 1,551,024,552,172.15/1,186,995.06 - Step 6: Final answer
x = 1,306,681.56
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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.