Finding the Fourth Proportional to 2,081,533.88, 3,125,020.05 and 1,671,422.19
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Solution
The fourth proportional to 2,081,533.88, 3,125,020.05 and 1,671,422.19 is: 2,509,316.77
Step by Step Solution
- Step 1: Write the proportion equation
2,081,533.88 : 3,125,020.05 = 1,671,422.19 : x - Step 2: Convert to fraction form
2,081,533.88/3,125,020.05 = 1,671,422.19/x - Step 3: Cross multiply
2,081,533.88x = 3,125,020.05 × 1,671,422.19 - Step 4: Simplify right side
2,081,533.88x = 5,223,227,855,764.91 - Step 5: Solve for x
x = 5,223,227,855,764.91/2,081,533.88 - Step 6: Final answer
x = 2,509,316.77
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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.