Finding the Fourth Proportional to 1,083,128.78, 1,624,848.70 and 372,966.14
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Solution
The fourth proportional to 1,083,128.78, 1,624,848.70 and 372,966.14 is: 559,502.77
Step by Step Solution
- Step 1: Write the proportion equation
1,083,128.78 : 1,624,848.70 = 372,966.14 : x - Step 2: Convert to fraction form
1,083,128.78/1,624,848.70 = 372,966.14/x - Step 3: Cross multiply
1,083,128.78x = 1,624,848.70 × 372,966.14 - Step 4: Simplify right side
1,083,128.78x = 606,013,547,723.02 - Step 5: Solve for x
x = 606,013,547,723.02/1,083,128.78 - Step 6: Final answer
x = 559,502.77
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.