Finding the Fourth Proportional to 1,889,455.04, 2,607,351.36 and 1,029,930.56
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Solution
The fourth proportional to 1,889,455.04, 2,607,351.36 and 1,029,930.56 is: 1,421,251.52
Step by Step Solution
- Step 1: Write the proportion equation
1,889,455.04 : 2,607,351.36 = 1,029,930.56 : x - Step 2: Convert to fraction form
1,889,455.04/2,607,351.36 = 1,029,930.56/x - Step 3: Cross multiply
1,889,455.04x = 2,607,351.36 × 1,029,930.56 - Step 4: Simplify right side
1,889,455.04x = 2,685,390,846,321.56 - Step 5: Solve for x
x = 2,685,390,846,321.56/1,889,455.04 - Step 6: Final answer
x = 1,421,251.52
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.