Finding the Fourth Proportional to 4,991,545.47, 7,488,145.95 and 1,752,243.08
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Solution
The fourth proportional to 4,991,545.47, 7,488,145.95 and 1,752,243.08 is: 2,628,655.19
Step by Step Solution
- Step 1: Write the proportion equation
4,991,545.47 : 7,488,145.95 = 1,752,243.08 : x - Step 2: Convert to fraction form
4,991,545.47/7,488,145.95 = 1,752,243.08/x - Step 3: Cross multiply
4,991,545.47x = 7,488,145.95 × 1,752,243.08 - Step 4: Simplify right side
4,991,545.47x = 13,121,051,921,026.71 - Step 5: Solve for x
x = 13,121,051,921,026.71/4,991,545.47 - Step 6: Final answer
x = 2,628,655.19
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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.