Finding the Fourth Proportional to 4,020,284.57, 5,547,974.46 and 2,184,708.14
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Solution
The fourth proportional to 4,020,284.57, 5,547,974.46 and 2,184,708.14 is: 3,014,887.32
Step by Step Solution
- Step 1: Write the proportion equation
4,020,284.57 : 5,547,974.46 = 2,184,708.14 : x - Step 2: Convert to fraction form
4,020,284.57/5,547,974.46 = 2,184,708.14/x - Step 3: Cross multiply
4,020,284.57x = 5,547,974.46 × 2,184,708.14 - Step 4: Simplify right side
4,020,284.57x = 12,120,704,963,274.11 - Step 5: Solve for x
x = 12,120,704,963,274.11/4,020,284.57 - Step 6: Final answer
x = 3,014,887.32
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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.