Finding the Fourth Proportional to 5,018,936.76, 7,528,390.02 and 1,424,706.84
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Solution
The fourth proportional to 5,018,936.76, 7,528,390.02 and 1,424,706.84 is: 2,137,055.97
Step by Step Solution
- Step 1: Write the proportion equation
5,018,936.76 : 7,528,390.02 = 1,424,706.84 : x - Step 2: Convert to fraction form
5,018,936.76/7,528,390.02 = 1,424,706.84/x - Step 3: Cross multiply
5,018,936.76x = 7,528,390.02 × 1,424,706.84 - Step 4: Simplify right side
5,018,936.76x = 10,725,748,755,681.74 - Step 5: Solve for x
x = 10,725,748,755,681.74/5,018,936.76 - Step 6: Final answer
x = 2,137,055.97
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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.