Finding the Fourth Proportional to 3,506,271.63, 5,262,640.49 and 1,778,354.18
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Solution
The fourth proportional to 3,506,271.63, 5,262,640.49 and 1,778,354.18 is: 2,669,171.04
Step by Step Solution
- Step 1: Write the proportion equation
3,506,271.63 : 5,262,640.49 = 1,778,354.18 : x - Step 2: Convert to fraction form
3,506,271.63/5,262,640.49 = 1,778,354.18/x - Step 3: Cross multiply
3,506,271.63x = 5,262,640.49 × 1,778,354.18 - Step 4: Simplify right side
3,506,271.63x = 9,358,838,678,023.78 - Step 5: Solve for x
x = 9,358,838,678,023.78/3,506,271.63 - Step 6: Final answer
x = 2,669,171.04
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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.