Finding the Fourth Proportional to 7,256,983.47, 10,882,881.51 and 2,398,390.74
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Solution
The fourth proportional to 7,256,983.47, 10,882,881.51 and 2,398,390.74 is: 3,596,728.91
Step by Step Solution
- Step 1: Write the proportion equation
7,256,983.47 : 10,882,881.51 = 2,398,390.74 : x - Step 2: Convert to fraction form
7,256,983.47/10,882,881.51 = 2,398,390.74/x - Step 3: Cross multiply
7,256,983.47x = 10,882,881.51 × 2,398,390.74 - Step 4: Simplify right side
7,256,983.47x = 26,101,402,238,101.22 - Step 5: Solve for x
x = 26,101,402,238,101.22/7,256,983.47 - Step 6: Final answer
x = 3,596,728.91
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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.