Finding the Fourth Proportional to 4,760,511.98, 7,139,251.62 and 1,564,901.60
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Solution
The fourth proportional to 4,760,511.98, 7,139,251.62 and 1,564,901.60 is: 2,346,853.94
Step by Step Solution
- Step 1: Write the proportion equation
4,760,511.98 : 7,139,251.62 = 1,564,901.60 : x - Step 2: Convert to fraction form
4,760,511.98/7,139,251.62 = 1,564,901.60/x - Step 3: Cross multiply
4,760,511.98x = 7,139,251.62 × 1,564,901.60 - Step 4: Simplify right side
4,760,511.98x = 11,172,226,282,940.59 - Step 5: Solve for x
x = 11,172,226,282,940.59/4,760,511.98 - Step 6: Final answer
x = 2,346,853.94
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1.5x scale
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.