Finding the Fourth Proportional to 5,654,622.71, 7,806,089.66 and 3,481,029.02
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Solution
The fourth proportional to 5,654,622.71, 7,806,089.66 and 3,481,029.02 is: 4,805,488.54
Step by Step Solution
- Step 1: Write the proportion equation
5,654,622.71 : 7,806,089.66 = 3,481,029.02 : x - Step 2: Convert to fraction form
5,654,622.71/7,806,089.66 = 3,481,029.02/x - Step 3: Cross multiply
5,654,622.71x = 7,806,089.66 × 3,481,029.02 - Step 4: Simplify right side
5,654,622.71x = 27,173,224,582,746.34 - Step 5: Solve for x
x = 27,173,224,582,746.34/5,654,622.71 - Step 6: Final answer
x = 4,805,488.54
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.