Finding the Fourth Proportional to 4,829,291.52, 6,662,968.95 and 2,894,846.28
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Solution
The fourth proportional to 4,829,291.52, 6,662,968.95 and 2,894,846.28 is: 3,994,016.68
Step by Step Solution
- Step 1: Write the proportion equation
4,829,291.52 : 6,662,968.95 = 2,894,846.28 : x - Step 2: Convert to fraction form
4,829,291.52/6,662,968.95 = 2,894,846.28/x - Step 3: Cross multiply
4,829,291.52x = 6,662,968.95 × 2,894,846.28 - Step 4: Simplify right side
4,829,291.52x = 19,288,270,878,663.00 - Step 5: Solve for x
x = 19,288,270,878,663.00/4,829,291.52 - Step 6: Final answer
x = 3,994,016.68
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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.