Finding the Fourth Proportional to 4,778,616.74, 6,594,488.24 and 2,632,440.74
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Solution
The fourth proportional to 4,778,616.74, 6,594,488.24 and 2,632,440.74 is: 3,632,766.65
Step by Step Solution
- Step 1: Write the proportion equation
4,778,616.74 : 6,594,488.24 = 2,632,440.74 : x - Step 2: Convert to fraction form
4,778,616.74/6,594,488.24 = 2,632,440.74/x - Step 3: Cross multiply
4,778,616.74x = 6,594,488.24 × 2,632,440.74 - Step 4: Simplify right side
4,778,616.74x = 17,359,599,502,426.90 - Step 5: Solve for x
x = 17,359,599,502,426.90/4,778,616.74 - Step 6: Final answer
x = 3,632,766.65
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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.